Merge branch 'dev' into climate_store_flash

.pre-commit-config.yaml

@@ -11,7 +11,7 @@ ci:
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
     # Ruff version.
-    rev: v0.14.2
+    rev: v0.14.3
     hooks:
       # Run the linter.
       - id: ruff

esphome/automation.py

@@ -15,7 +15,7 @@ from esphome.const import (
     CONF_TYPE_ID,
     CONF_UPDATE_INTERVAL,
 )
-from esphome.core import ID
+from esphome.core import ID, Lambda
 from esphome.cpp_generator import (
     LambdaExpression,
     MockObj,
@@ -182,7 +182,7 @@ def validate_automation(extra_schema=None, extra_validators=None, single=False):
             value = cv.Schema([extra_validators])(value)
         if single:
             if len(value) != 1:
-                raise cv.Invalid("Cannot have more than 1 automation for templates")
+                raise cv.Invalid("This trigger allows only a single automation")
             return value[0]
         return value
 
@@ -310,6 +310,30 @@ async def for_condition_to_code(
     return var
 
 
+@register_condition(
+    "component.is_idle",
+    LambdaCondition,
+    maybe_simple_id(
+        {
+            cv.Required(CONF_ID): cv.use_id(cg.Component),
+        }
+    ),
+)
+async def component_is_idle_condition_to_code(
+    config: ConfigType,
+    condition_id: ID,
+    template_arg: cg.TemplateArguments,
+    args: TemplateArgsType,
+) -> MockObj:
+    comp = await cg.get_variable(config[CONF_ID])
+    lambda_ = await cg.process_lambda(
+        Lambda(f"return {comp}->is_idle();"), args, return_type=bool
+    )
+    return new_lambda_pvariable(
+        condition_id, lambda_, StatelessLambdaCondition, template_arg
+    )
+
+
 @register_action(
     "delay", DelayAction, cv.templatable(cv.positive_time_period_milliseconds)
 )

esphome/components/api/api.proto

@@ -425,7 +425,7 @@ message ListEntitiesFanResponse {
   bool disabled_by_default = 9;
   string icon = 10 [(field_ifdef) = "USE_ENTITY_ICON"];
   EntityCategory entity_category = 11;
-  repeated string supported_preset_modes = 12 [(container_pointer) = "std::set"];
+  repeated string supported_preset_modes = 12 [(container_pointer_no_template) = "std::vector<const char *>"];
   uint32 device_id = 13 [(field_ifdef) = "USE_DEVICES"];
 }
 // Deprecated in API version 1.6 - only used in deprecated fields

esphome/components/api/api_connection.cpp

@@ -423,7 +423,7 @@ uint16_t APIConnection::try_send_fan_info(EntityBase *entity, APIConnection *con
   msg.supports_speed = traits.supports_speed();
   msg.supports_direction = traits.supports_direction();
   msg.supported_speed_count = traits.supported_speed_count();
-  msg.supported_preset_modes = &traits.supported_preset_modes_for_api_();
+  msg.supported_preset_modes = &traits.supported_preset_modes();
   return fill_and_encode_entity_info(fan, msg, ListEntitiesFanResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::fan_command(const FanCommandRequest &msg) {

esphome/components/api/api_frame_helper_noise.cpp

@@ -434,8 +434,7 @@ APIError APINoiseFrameHelper::write_protobuf_packets(ProtoWriteBuffer buffer, st
     return APIError::OK;
   }
 
-  std::vector<uint8_t> *raw_buffer = buffer.get_buffer();
+  uint8_t *buffer_data = buffer.get_buffer()->data();
-  uint8_t *buffer_data = raw_buffer->data();  // Cache buffer pointer
 
   this->reusable_iovs_.clear();
   this->reusable_iovs_.reserve(packets.size());

esphome/components/api/api_frame_helper_plaintext.cpp

@@ -230,8 +230,7 @@ APIError APIPlaintextFrameHelper::write_protobuf_packets(ProtoWriteBuffer buffer
     return APIError::OK;
   }
 
-  std::vector<uint8_t> *raw_buffer = buffer.get_buffer();
+  uint8_t *buffer_data = buffer.get_buffer()->data();
-  uint8_t *buffer_data = raw_buffer->data();  // Cache buffer pointer
 
   this->reusable_iovs_.clear();
   this->reusable_iovs_.reserve(packets.size());

esphome/components/api/api_pb2.cpp

@@ -355,8 +355,8 @@ void ListEntitiesFanResponse::encode(ProtoWriteBuffer buffer) const {
   buffer.encode_string(10, this->icon_ref_);
 #endif
   buffer.encode_uint32(11, static_cast<uint32_t>(this->entity_category));
-  for (const auto &it : *this->supported_preset_modes) {
+  for (const char *it : *this->supported_preset_modes) {
-    buffer.encode_string(12, it, true);
+    buffer.encode_string(12, it, strlen(it), true);
   }
 #ifdef USE_DEVICES
   buffer.encode_uint32(13, this->device_id);
@@ -376,8 +376,8 @@ void ListEntitiesFanResponse::calculate_size(ProtoSize &size) const {
 #endif
   size.add_uint32(1, static_cast<uint32_t>(this->entity_category));
   if (!this->supported_preset_modes->empty()) {
-    for (const auto &it : *this->supported_preset_modes) {
+    for (const char *it : *this->supported_preset_modes) {
-      size.add_length_force(1, it.size());
+      size.add_length_force(1, strlen(it));
     }
   }
 #ifdef USE_DEVICES

esphome/components/api/api_pb2.h

@@ -725,7 +725,7 @@ class ListEntitiesFanResponse final : public InfoResponseProtoMessage {
   bool supports_speed{false};
   bool supports_direction{false};
   int32_t supported_speed_count{0};
-  const std::set<std::string> *supported_preset_modes{};
+  const std::vector<const char *> *supported_preset_modes{};
   void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP

esphome/components/ble_client/sensor/ble_sensor.cpp

@@ -77,6 +77,9 @@ void BLESensor::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t ga
         }
       } else {
         this->node_state = espbt::ClientState::ESTABLISHED;
+        // For non-notify characteristics, trigger an immediate read after service discovery
+        // to avoid peripherals disconnecting due to inactivity
+        this->update();
       }
       break;
     }

esphome/components/ble_client/text_sensor/ble_text_sensor.cpp

@@ -79,6 +79,9 @@ void BLETextSensor::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_
         }
       } else {
         this->node_state = espbt::ClientState::ESTABLISHED;
+        // For non-notify characteristics, trigger an immediate read after service discovery
+        // to avoid peripherals disconnecting due to inactivity
+        this->update();
       }
       break;
     }

esphome/components/esp32/core.cpp

@@ -96,7 +96,11 @@ void loop_task(void *pv_params) {
 
 extern "C" void app_main() {
   esp32::setup_preferences();
+#if CONFIG_FREERTOS_UNICORE
   xTaskCreate(loop_task, "loopTask", 8192, nullptr, 1, &loop_task_handle);
+#else
+  xTaskCreatePinnedToCore(loop_task, "loopTask", 8192, nullptr, 1, &loop_task_handle, 1);
+#endif
 }
 #endif  // USE_ESP_IDF
 

esphome/components/esp32_ble/__init__.py

@@ -7,6 +7,7 @@ from typing import Any
 
 from esphome import automation
 import esphome.codegen as cg
+from esphome.components import socket
 from esphome.components.esp32 import add_idf_sdkconfig_option, const, get_esp32_variant
 import esphome.config_validation as cv
 from esphome.const import (
@@ -481,6 +482,14 @@ async def to_code(config):
         cg.add(var.set_name(name))
     await cg.register_component(var, config)
 
+    # BLE uses 1 UDP socket for event notification to wake up main loop from select()
+    # This enables low-latency (~12μs) BLE event processing instead of waiting for
+    # select() timeout (0-16ms). The socket is created in ble_setup_() and used to
+    # wake lwip_select() when BLE events arrive from the BLE thread.
+    # Note: Called during config generation, socket is created at runtime. In practice,
+    # always used since esp32_ble only runs on ESP32 which always has USE_SOCKET_SELECT_SUPPORT.
+    socket.consume_sockets(1, "esp32_ble")(config)
+
     # Define max connections for use in C++ code (e.g., ble_server.h)
     max_connections = config.get(CONF_MAX_CONNECTIONS, DEFAULT_MAX_CONNECTIONS)
     cg.add_define("USE_ESP32_BLE_MAX_CONNECTIONS", max_connections)

esphome/components/esp32_ble/ble.cpp

@@ -27,10 +27,34 @@ extern "C" {
 #include <esp32-hal-bt.h>
 #endif
 
+#ifdef USE_SOCKET_SELECT_SUPPORT
+#include <lwip/sockets.h>
+#endif
+
 namespace esphome::esp32_ble {
 
 static const char *const TAG = "esp32_ble";
 
+// GAP event groups for deduplication across gap_event_handler and dispatch_gap_event_
+#define GAP_SCAN_COMPLETE_EVENTS \
+  case ESP_GAP_BLE_SCAN_PARAM_SET_COMPLETE_EVT: \
+  case ESP_GAP_BLE_SCAN_START_COMPLETE_EVT: \
+  case ESP_GAP_BLE_SCAN_STOP_COMPLETE_EVT
+
+#define GAP_ADV_COMPLETE_EVENTS \
+  case ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT: \
+  case ESP_GAP_BLE_SCAN_RSP_DATA_SET_COMPLETE_EVT: \
+  case ESP_GAP_BLE_ADV_DATA_RAW_SET_COMPLETE_EVT: \
+  case ESP_GAP_BLE_ADV_START_COMPLETE_EVT: \
+  case ESP_GAP_BLE_ADV_STOP_COMPLETE_EVT
+
+#define GAP_SECURITY_EVENTS \
+  case ESP_GAP_BLE_AUTH_CMPL_EVT: \
+  case ESP_GAP_BLE_SEC_REQ_EVT: \
+  case ESP_GAP_BLE_PASSKEY_NOTIF_EVT: \
+  case ESP_GAP_BLE_PASSKEY_REQ_EVT: \
+  case ESP_GAP_BLE_NC_REQ_EVT
+
 void ESP32BLE::setup() {
   global_ble = this;
   if (!ble_pre_setup_()) {
@@ -273,10 +297,21 @@ bool ESP32BLE::ble_setup_() {
   // BLE takes some time to be fully set up, 200ms should be more than enough
   delay(200);  // NOLINT
 
+  // Set up notification socket to wake main loop for BLE events
+  // This enables low-latency (~12μs) event processing instead of waiting for select() timeout
+#ifdef USE_SOCKET_SELECT_SUPPORT
+  this->setup_event_notification_();
+#endif
+
   return true;
 }
 
 bool ESP32BLE::ble_dismantle_() {
+  // Clean up notification socket first before dismantling BLE stack
+#ifdef USE_SOCKET_SELECT_SUPPORT
+  this->cleanup_event_notification_();
+#endif
+
   esp_err_t err = esp_bluedroid_disable();
   if (err != ESP_OK) {
     ESP_LOGE(TAG, "esp_bluedroid_disable failed: %d", err);
@@ -374,6 +409,12 @@ void ESP32BLE::loop() {
       break;
   }
 
+#ifdef USE_SOCKET_SELECT_SUPPORT
+  // Drain any notification socket events first
+  // This clears the socket so it doesn't stay "ready" in subsequent select() calls
+  this->drain_event_notifications_();
+#endif
+
   BLEEvent *ble_event = this->ble_events_.pop();
   while (ble_event != nullptr) {
     switch (ble_event->type_) {
@@ -414,60 +455,48 @@ void ESP32BLE::loop() {
             break;
 
           // Scan complete events
-          case ESP_GAP_BLE_SCAN_PARAM_SET_COMPLETE_EVT:
+          GAP_SCAN_COMPLETE_EVENTS:
-          case ESP_GAP_BLE_SCAN_START_COMPLETE_EVT:
+          // Advertising complete events
-          case ESP_GAP_BLE_SCAN_STOP_COMPLETE_EVT:
+          GAP_ADV_COMPLETE_EVENTS:
+          // RSSI complete event
+          case ESP_GAP_BLE_READ_RSSI_COMPLETE_EVT:
+          // Security events
+          GAP_SECURITY_EVENTS:
+            ESP_LOGV(TAG, "gap_event_handler - %d", gap_event);
+#ifdef ESPHOME_ESP32_BLE_GAP_EVENT_HANDLER_COUNT
+            {
+              esp_ble_gap_cb_param_t *param;
+              // clang-format off
+              switch (gap_event) {
                 // All three scan complete events have the same structure with just status
                 // The scan_complete struct matches ESP-IDF's layout exactly, so this reinterpret_cast is safe
                 // This is verified at compile-time by static_assert checks in ble_event.h
                 // The struct already contains our copy of the status (copied in BLEEvent constructor)
-            ESP_LOGV(TAG, "gap_event_handler - %d", gap_event);
+                GAP_SCAN_COMPLETE_EVENTS:
-#ifdef ESPHOME_ESP32_BLE_GAP_EVENT_HANDLER_COUNT
+                  param = reinterpret_cast<esp_ble_gap_cb_param_t *>(&ble_event->event_.gap.scan_complete);
-            for (auto *gap_handler : this->gap_event_handlers_) {
-              gap_handler->gap_event_handler(
-                  gap_event, reinterpret_cast<esp_ble_gap_cb_param_t *>(&ble_event->event_.gap.scan_complete));
-            }
-#endif
                   break;
 
-          // Advertising complete events
-          case ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT:
-          case ESP_GAP_BLE_SCAN_RSP_DATA_SET_COMPLETE_EVT:
-          case ESP_GAP_BLE_ADV_DATA_RAW_SET_COMPLETE_EVT:
-          case ESP_GAP_BLE_ADV_START_COMPLETE_EVT:
-          case ESP_GAP_BLE_ADV_STOP_COMPLETE_EVT:
                 // All advertising complete events have the same structure with just status
-            ESP_LOGV(TAG, "gap_event_handler - %d", gap_event);
+                GAP_ADV_COMPLETE_EVENTS:
-#ifdef ESPHOME_ESP32_BLE_GAP_EVENT_HANDLER_COUNT
+                  param = reinterpret_cast<esp_ble_gap_cb_param_t *>(&ble_event->event_.gap.adv_complete);
-            for (auto *gap_handler : this->gap_event_handlers_) {
-              gap_handler->gap_event_handler(
-                  gap_event, reinterpret_cast<esp_ble_gap_cb_param_t *>(&ble_event->event_.gap.adv_complete));
-            }
-#endif
                   break;
 
-          // RSSI complete event
                 case ESP_GAP_BLE_READ_RSSI_COMPLETE_EVT:
-            ESP_LOGV(TAG, "gap_event_handler - %d", gap_event);
+                  param = reinterpret_cast<esp_ble_gap_cb_param_t *>(&ble_event->event_.gap.read_rssi_complete);
-#ifdef ESPHOME_ESP32_BLE_GAP_EVENT_HANDLER_COUNT
-            for (auto *gap_handler : this->gap_event_handlers_) {
-              gap_handler->gap_event_handler(
-                  gap_event, reinterpret_cast<esp_ble_gap_cb_param_t *>(&ble_event->event_.gap.read_rssi_complete));
-            }
-#endif
                   break;
 
-          // Security events
+                GAP_SECURITY_EVENTS:
-          case ESP_GAP_BLE_AUTH_CMPL_EVT:
+                  param = reinterpret_cast<esp_ble_gap_cb_param_t *>(&ble_event->event_.gap.security);
-          case ESP_GAP_BLE_SEC_REQ_EVT:
+                  break;
-          case ESP_GAP_BLE_PASSKEY_NOTIF_EVT:
+
-          case ESP_GAP_BLE_PASSKEY_REQ_EVT:
+                default:
-          case ESP_GAP_BLE_NC_REQ_EVT:
+                  break;
-            ESP_LOGV(TAG, "gap_event_handler - %d", gap_event);
+              }
-#ifdef ESPHOME_ESP32_BLE_GAP_EVENT_HANDLER_COUNT
+              // clang-format on
+              // Dispatch to all registered handlers
               for (auto *gap_handler : this->gap_event_handlers_) {
-              gap_handler->gap_event_handler(
+                gap_handler->gap_event_handler(gap_event, param);
-                  gap_event, reinterpret_cast<esp_ble_gap_cb_param_t *>(&ble_event->event_.gap.security));
+              }
             }
 #endif
             break;
@@ -547,23 +576,13 @@ void ESP32BLE::gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_pa
     // Queue GAP events that components need to handle
     // Scanning events - used by esp32_ble_tracker
     case ESP_GAP_BLE_SCAN_RESULT_EVT:
-    case ESP_GAP_BLE_SCAN_PARAM_SET_COMPLETE_EVT:
+    GAP_SCAN_COMPLETE_EVENTS:
-    case ESP_GAP_BLE_SCAN_START_COMPLETE_EVT:
-    case ESP_GAP_BLE_SCAN_STOP_COMPLETE_EVT:
     // Advertising events - used by esp32_ble_beacon and esp32_ble server
-    case ESP_GAP_BLE_ADV_DATA_SET_COMPLETE_EVT:
+    GAP_ADV_COMPLETE_EVENTS:
-    case ESP_GAP_BLE_SCAN_RSP_DATA_SET_COMPLETE_EVT:
-    case ESP_GAP_BLE_ADV_DATA_RAW_SET_COMPLETE_EVT:
-    case ESP_GAP_BLE_ADV_START_COMPLETE_EVT:
-    case ESP_GAP_BLE_ADV_STOP_COMPLETE_EVT:
     // Connection events - used by ble_client
     case ESP_GAP_BLE_READ_RSSI_COMPLETE_EVT:
     // Security events - used by ble_client and bluetooth_proxy
-    case ESP_GAP_BLE_AUTH_CMPL_EVT:
+    GAP_SECURITY_EVENTS:
-    case ESP_GAP_BLE_SEC_REQ_EVT:
-    case ESP_GAP_BLE_PASSKEY_NOTIF_EVT:
-    case ESP_GAP_BLE_PASSKEY_REQ_EVT:
-    case ESP_GAP_BLE_NC_REQ_EVT:
       enqueue_ble_event(event, param);
       return;
 
@@ -584,6 +603,10 @@ void ESP32BLE::gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_pa
 void ESP32BLE::gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if,
                                    esp_ble_gatts_cb_param_t *param) {
   enqueue_ble_event(event, gatts_if, param);
+  // Wake up main loop to process GATT event immediately
+#ifdef USE_SOCKET_SELECT_SUPPORT
+  global_ble->notify_main_loop_();
+#endif
 }
 #endif
 
@@ -591,6 +614,10 @@ void ESP32BLE::gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gat
 void ESP32BLE::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if,
                                    esp_ble_gattc_cb_param_t *param) {
   enqueue_ble_event(event, gattc_if, param);
+  // Wake up main loop to process GATT event immediately
+#ifdef USE_SOCKET_SELECT_SUPPORT
+  global_ble->notify_main_loop_();
+#endif
 }
 #endif
 
@@ -630,6 +657,89 @@ void ESP32BLE::dump_config() {
   }
 }
 
+#ifdef USE_SOCKET_SELECT_SUPPORT
+void ESP32BLE::setup_event_notification_() {
+  // Create UDP socket for event notifications
+  this->notify_fd_ = lwip_socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
+  if (this->notify_fd_ < 0) {
+    ESP_LOGW(TAG, "Event socket create failed: %d", errno);
+    return;
+  }
+
+  // Bind to loopback with auto-assigned port
+  struct sockaddr_in addr = {};
+  addr.sin_family = AF_INET;
+  addr.sin_addr.s_addr = lwip_htonl(INADDR_LOOPBACK);
+  addr.sin_port = 0;  // Auto-assign port
+
+  if (lwip_bind(this->notify_fd_, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
+    ESP_LOGW(TAG, "Event socket bind failed: %d", errno);
+    lwip_close(this->notify_fd_);
+    this->notify_fd_ = -1;
+    return;
+  }
+
+  // Get the assigned address and connect to it
+  // Connecting a UDP socket allows using send() instead of sendto() for better performance
+  struct sockaddr_in notify_addr;
+  socklen_t len = sizeof(notify_addr);
+  if (lwip_getsockname(this->notify_fd_, (struct sockaddr *) &notify_addr, &len) < 0) {
+    ESP_LOGW(TAG, "Event socket address failed: %d", errno);
+    lwip_close(this->notify_fd_);
+    this->notify_fd_ = -1;
+    return;
+  }
+
+  // Connect to self (loopback) - allows using send() instead of sendto()
+  // After connect(), no need to store notify_addr - the socket remembers it
+  if (lwip_connect(this->notify_fd_, (struct sockaddr *) &notify_addr, sizeof(notify_addr)) < 0) {
+    ESP_LOGW(TAG, "Event socket connect failed: %d", errno);
+    lwip_close(this->notify_fd_);
+    this->notify_fd_ = -1;
+    return;
+  }
+
+  // Set non-blocking mode
+  int flags = lwip_fcntl(this->notify_fd_, F_GETFL, 0);
+  lwip_fcntl(this->notify_fd_, F_SETFL, flags | O_NONBLOCK);
+
+  // Register with application's select() loop
+  if (!App.register_socket_fd(this->notify_fd_)) {
+    ESP_LOGW(TAG, "Event socket register failed");
+    lwip_close(this->notify_fd_);
+    this->notify_fd_ = -1;
+    return;
+  }
+
+  ESP_LOGD(TAG, "Event socket ready");
+}
+
+void ESP32BLE::cleanup_event_notification_() {
+  if (this->notify_fd_ >= 0) {
+    App.unregister_socket_fd(this->notify_fd_);
+    lwip_close(this->notify_fd_);
+    this->notify_fd_ = -1;
+    ESP_LOGD(TAG, "Event socket closed");
+  }
+}
+
+void ESP32BLE::drain_event_notifications_() {
+  // Called from main loop to drain any pending notifications
+  // Must check is_socket_ready() to avoid blocking on empty socket
+  if (this->notify_fd_ >= 0 && App.is_socket_ready(this->notify_fd_)) {
+    char buffer[BLE_EVENT_NOTIFY_DRAIN_BUFFER_SIZE];
+    // Drain all pending notifications with non-blocking reads
+    // Multiple BLE events may have triggered multiple writes, so drain until EWOULDBLOCK
+    // We control both ends of this loopback socket (always write 1 byte per event),
+    // so no error checking needed - any errors indicate catastrophic system failure
+    while (lwip_recvfrom(this->notify_fd_, buffer, sizeof(buffer), 0, nullptr, nullptr) > 0) {
+      // Just draining, no action needed - actual BLE events are already queued
+    }
+  }
+}
+
+#endif  // USE_SOCKET_SELECT_SUPPORT
+
 uint64_t ble_addr_to_uint64(const esp_bd_addr_t address) {
   uint64_t u = 0;
   u |= uint64_t(address[0] & 0xFF) << 40;

esphome/components/esp32_ble/ble.h

@@ -25,6 +25,10 @@
 #include <esp_gattc_api.h>
 #include <esp_gatts_api.h>
 
+#ifdef USE_SOCKET_SELECT_SUPPORT
+#include <lwip/sockets.h>
+#endif
+
 namespace esphome::esp32_ble {
 
 // Maximum size of the BLE event queue
@@ -162,6 +166,13 @@ class ESP32BLE : public Component {
   void advertising_init_();
 #endif
 
+#ifdef USE_SOCKET_SELECT_SUPPORT
+  void setup_event_notification_();    // Create notification socket
+  void cleanup_event_notification_();  // Close and unregister socket
+  inline void notify_main_loop_();     // Wake up select() from BLE thread (hot path - inlined)
+  void drain_event_notifications_();   // Read pending notifications in main loop
+#endif
+
  private:
   template<typename... Args> friend void enqueue_ble_event(Args... args);
 
@@ -196,6 +207,13 @@ class ESP32BLE : public Component {
   esp_ble_io_cap_t io_cap_{ESP_IO_CAP_NONE};  // 4 bytes (enum)
   uint32_t advertising_cycle_time_{};         // 4 bytes
 
+#ifdef USE_SOCKET_SELECT_SUPPORT
+  // Event notification socket for waking up main loop from BLE thread
+  // Uses connected UDP loopback socket to wake lwip_select() with ~12μs latency vs 0-16ms timeout
+  // Socket is connected during setup, allowing use of send() instead of sendto() for efficiency
+  int notify_fd_{-1};  // 4 bytes (file descriptor)
+#endif
+
   // 2-byte aligned members
   uint16_t appearance_{0};  // 2 bytes
 
@@ -207,6 +225,29 @@ class ESP32BLE : public Component {
 // NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
 extern ESP32BLE *global_ble;
 
+#ifdef USE_SOCKET_SELECT_SUPPORT
+// Inline implementations for hot-path functions
+// These are called from BLE thread (notify) and main loop (drain) on every event
+
+// Small buffer for draining notification bytes (1 byte sent per BLE event)
+// Size allows draining multiple notifications per recvfrom() without wasting stack
+static constexpr size_t BLE_EVENT_NOTIFY_DRAIN_BUFFER_SIZE = 16;
+
+inline void ESP32BLE::notify_main_loop_() {
+  // Called from BLE thread context when events are queued
+  // Wakes up lwip_select() in main loop by writing to connected loopback socket
+  if (this->notify_fd_ >= 0) {
+    const char dummy = 1;
+    // Non-blocking send - if it fails (unlikely), select() will wake on timeout anyway
+    // No error checking needed: we control both ends of this loopback socket, and the
+    // BLE event is already queued. Notification is best-effort to reduce latency.
+    // This is safe to call from BLE thread - send() is thread-safe in lwip
+    // Socket is already connected to loopback address, so send() is faster than sendto()
+    lwip_send(this->notify_fd_, &dummy, 1, 0);
+  }
+}
+#endif  // USE_SOCKET_SELECT_SUPPORT
+
 template<typename... Ts> class BLEEnabledCondition : public Condition<Ts...> {
  public:
   bool check(Ts... x) override { return global_ble->is_active(); }

esphome/components/esphome/ota/ota_esphome.cpp

@@ -281,19 +281,15 @@ void ESPHomeOTAComponent::handle_data_() {
 #endif
 
   // Acknowledge auth OK - 1 byte
-  buf[0] = ota::OTA_RESPONSE_AUTH_OK;
+  this->write_byte_(ota::OTA_RESPONSE_AUTH_OK);
-  this->writeall_(buf, 1);
 
   // Read size, 4 bytes MSB first
   if (!this->readall_(buf, 4)) {
     this->log_read_error_(LOG_STR("size"));
     goto error;  // NOLINT(cppcoreguidelines-avoid-goto)
   }
-  ota_size = 0;
+  ota_size = (static_cast<size_t>(buf[0]) << 24) | (static_cast<size_t>(buf[1]) << 16) |
-  for (uint8_t i = 0; i < 4; i++) {
+             (static_cast<size_t>(buf[2]) << 8) | buf[3];
-    ota_size <<= 8;
-    ota_size |= buf[i];
-  }
   ESP_LOGV(TAG, "Size is %u bytes", ota_size);
 
   // Now that we've passed authentication and are actually
@@ -313,8 +309,7 @@ void ESPHomeOTAComponent::handle_data_() {
   update_started = true;
 
   // Acknowledge prepare OK - 1 byte
-  buf[0] = ota::OTA_RESPONSE_UPDATE_PREPARE_OK;
+  this->write_byte_(ota::OTA_RESPONSE_UPDATE_PREPARE_OK);
-  this->writeall_(buf, 1);
 
   // Read binary MD5, 32 bytes
   if (!this->readall_(buf, 32)) {
@@ -326,8 +321,7 @@ void ESPHomeOTAComponent::handle_data_() {
   this->backend_->set_update_md5(sbuf);
 
   // Acknowledge MD5 OK - 1 byte
-  buf[0] = ota::OTA_RESPONSE_BIN_MD5_OK;
+  this->write_byte_(ota::OTA_RESPONSE_BIN_MD5_OK);
-  this->writeall_(buf, 1);
 
   while (total < ota_size) {
     // TODO: timeout check
@@ -354,8 +348,7 @@ void ESPHomeOTAComponent::handle_data_() {
     total += read;
 #if USE_OTA_VERSION == 2
     while (size_acknowledged + OTA_BLOCK_SIZE <= total || (total == ota_size && size_acknowledged < ota_size)) {
-      buf[0] = ota::OTA_RESPONSE_CHUNK_OK;
+      this->write_byte_(ota::OTA_RESPONSE_CHUNK_OK);
-      this->writeall_(buf, 1);
       size_acknowledged += OTA_BLOCK_SIZE;
     }
 #endif
@@ -374,8 +367,7 @@ void ESPHomeOTAComponent::handle_data_() {
   }
 
   // Acknowledge receive OK - 1 byte
-  buf[0] = ota::OTA_RESPONSE_RECEIVE_OK;
+  this->write_byte_(ota::OTA_RESPONSE_RECEIVE_OK);
-  this->writeall_(buf, 1);
 
   error_code = this->backend_->end();
   if (error_code != ota::OTA_RESPONSE_OK) {
@@ -384,8 +376,7 @@ void ESPHomeOTAComponent::handle_data_() {
   }
 
   // Acknowledge Update end OK - 1 byte
-  buf[0] = ota::OTA_RESPONSE_UPDATE_END_OK;
+  this->write_byte_(ota::OTA_RESPONSE_UPDATE_END_OK);
-  this->writeall_(buf, 1);
 
   // Read ACK
   if (!this->readall_(buf, 1) || buf[0] != ota::OTA_RESPONSE_OK) {
@@ -404,8 +395,7 @@ void ESPHomeOTAComponent::handle_data_() {
   App.safe_reboot();
 
 error:
-  buf[0] = static_cast<uint8_t>(error_code);
+  this->write_byte_(static_cast<uint8_t>(error_code));
-  this->writeall_(buf, 1);
   this->cleanup_connection_();
 
   if (this->backend_ != nullptr && update_started) {

esphome/components/esphome/ota/ota_esphome.h

@@ -53,6 +53,7 @@ class ESPHomeOTAComponent : public ota::OTAComponent {
 #endif  // USE_OTA_PASSWORD
   bool readall_(uint8_t *buf, size_t len);
   bool writeall_(const uint8_t *buf, size_t len);
+  inline bool write_byte_(uint8_t byte) { return this->writeall_(&byte, 1); }
 
   bool try_read_(size_t to_read, const LogString *desc);
   bool try_write_(size_t to_write, const LogString *desc);

esphome/components/fan/fan.cpp

@@ -51,7 +51,14 @@ void FanCall::validate_() {
 
   if (!this->preset_mode_.empty()) {
     const auto &preset_modes = traits.supported_preset_modes();
-    if (preset_modes.find(this->preset_mode_) == preset_modes.end()) {
+    bool found = false;
+    for (const auto &mode : preset_modes) {
+      if (strcmp(mode, this->preset_mode_.c_str()) == 0) {
+        found = true;
+        break;
+      }
+    }
+    if (!found) {
       ESP_LOGW(TAG, "%s: Preset mode '%s' not supported", this->parent_.get_name().c_str(), this->preset_mode_.c_str());
       this->preset_mode_.clear();
     }
@@ -92,11 +99,12 @@ FanCall FanRestoreState::to_call(Fan &fan) {
   call.set_speed(this->speed);
   call.set_direction(this->direction);
 
-  if (fan.get_traits().supports_preset_modes()) {
+  auto traits = fan.get_traits();
+  if (traits.supports_preset_modes()) {
     // Use stored preset index to get preset name
-    const auto &preset_modes = fan.get_traits().supported_preset_modes();
+    const auto &preset_modes = traits.supported_preset_modes();
     if (this->preset_mode < preset_modes.size()) {
-      call.set_preset_mode(*std::next(preset_modes.begin(), this->preset_mode));
+      call.set_preset_mode(preset_modes[this->preset_mode]);
     }
   }
   return call;
@@ -107,11 +115,12 @@ void FanRestoreState::apply(Fan &fan) {
   fan.speed = this->speed;
   fan.direction = this->direction;
 
-  if (fan.get_traits().supports_preset_modes()) {
+  auto traits = fan.get_traits();
+  if (traits.supports_preset_modes()) {
     // Use stored preset index to get preset name
-    const auto &preset_modes = fan.get_traits().supported_preset_modes();
+    const auto &preset_modes = traits.supported_preset_modes();
     if (this->preset_mode < preset_modes.size()) {
-      fan.preset_mode = *std::next(preset_modes.begin(), this->preset_mode);
+      fan.preset_mode = preset_modes[this->preset_mode];
     }
   }
   fan.publish_state();
@@ -182,18 +191,25 @@ void Fan::save_state_() {
     return;
   }
 
+  auto traits = this->get_traits();
+
   FanRestoreState state{};
   state.state = this->state;
   state.oscillating = this->oscillating;
   state.speed = this->speed;
   state.direction = this->direction;
 
-  if (this->get_traits().supports_preset_modes() && !this->preset_mode.empty()) {
+  if (traits.supports_preset_modes() && !this->preset_mode.empty()) {
-    const auto &preset_modes = this->get_traits().supported_preset_modes();
+    const auto &preset_modes = traits.supported_preset_modes();
     // Store index of current preset mode
-    auto preset_iterator = preset_modes.find(this->preset_mode);
+    size_t i = 0;
-    if (preset_iterator != preset_modes.end())
+    for (const auto &mode : preset_modes) {
-      state.preset_mode = std::distance(preset_modes.begin(), preset_iterator);
+      if (strcmp(mode, this->preset_mode.c_str()) == 0) {
+        state.preset_mode = i;
+        break;
+      }
+      i++;
+    }
   }
 
   this->rtc_.save(&state);
@@ -216,8 +232,8 @@ void Fan::dump_traits_(const char *tag, const char *prefix) {
   }
   if (traits.supports_preset_modes()) {
     ESP_LOGCONFIG(tag, "%s  Supported presets:", prefix);
-    for (const std::string &s : traits.supported_preset_modes())
+    for (const char *s : traits.supported_preset_modes())
-      ESP_LOGCONFIG(tag, "%s    - %s", prefix, s.c_str());
+      ESP_LOGCONFIG(tag, "%s    - %s", prefix, s);
   }
 }
 

esphome/components/fan/fan_traits.h

@@ -1,15 +1,9 @@
-#include <set>
-#include <utility>
-
 #pragma once
 
-namespace esphome {
+#include <vector>
+#include <initializer_list>
 
-#ifdef USE_API
+namespace esphome {
-namespace api {
-class APIConnection;
-}  // namespace api
-#endif
 
 namespace fan {
 
@@ -36,27 +30,27 @@ class FanTraits {
   /// Set whether this fan supports changing direction
   void set_direction(bool direction) { this->direction_ = direction; }
   /// Return the preset modes supported by the fan.
-  std::set<std::string> supported_preset_modes() const { return this->preset_modes_; }
+  const std::vector<const char *> &supported_preset_modes() const { return this->preset_modes_; }
-  /// Set the preset modes supported by the fan.
+  /// Set the preset modes supported by the fan (from initializer list).
-  void set_supported_preset_modes(const std::set<std::string> &preset_modes) { this->preset_modes_ = preset_modes; }
+  void set_supported_preset_modes(std::initializer_list<const char *> preset_modes) {
+    this->preset_modes_ = preset_modes;
+  }
+  /// Set the preset modes supported by the fan (from vector).
+  void set_supported_preset_modes(const std::vector<const char *> &preset_modes) { this->preset_modes_ = preset_modes; }
+
+  // Deleted overloads to catch incorrect std::string usage at compile time with clear error messages
+  void set_supported_preset_modes(const std::vector<std::string> &preset_modes) = delete;
+  void set_supported_preset_modes(std::initializer_list<std::string> preset_modes) = delete;
+
   /// Return if preset modes are supported
   bool supports_preset_modes() const { return !this->preset_modes_.empty(); }
 
  protected:
-#ifdef USE_API
-  // The API connection is a friend class to access internal methods
-  friend class api::APIConnection;
-  // This method returns a reference to the internal preset modes set.
-  // It is used by the API to avoid copying data when encoding messages.
-  // Warning: Do not use this method outside of the API connection code.
-  // It returns a reference to internal data that can be invalidated.
-  const std::set<std::string> &supported_preset_modes_for_api_() const { return this->preset_modes_; }
-#endif
   bool oscillation_{false};
   bool speed_{false};
   bool direction_{false};
   int speed_count_{};
-  std::set<std::string> preset_modes_{};
+  std::vector<const char *> preset_modes_{};
 };
 
 }  // namespace fan

esphome/components/gpio/binary_sensor/__init__.py

@@ -39,6 +39,7 @@ CONFIG_SCHEMA = (
             # due to hardware limitations or lack of reliable interrupt support. This ensures
             # stable operation on these platforms. Future maintainers should verify platform
             # capabilities before changing this default behavior.
+            # nrf52 has no gpio interrupts implemented yet
             cv.SplitDefault(
                 CONF_USE_INTERRUPT,
                 bk72xx=False,
@@ -46,7 +47,7 @@ CONFIG_SCHEMA = (
                 esp8266=True,
                 host=True,
                 ln882x=False,
-                nrf52=True,
+                nrf52=False,
                 rp2040=True,
                 rtl87xx=False,
             ): cv.boolean,

esphome/components/hbridge/fan/hbridge_fan.h

@@ -1,7 +1,5 @@
 #pragma once
 
-#include <set>
-
 #include "esphome/core/automation.h"
 #include "esphome/components/output/binary_output.h"
 #include "esphome/components/output/float_output.h"
@@ -22,7 +20,7 @@ class HBridgeFan : public Component, public fan::Fan {
   void set_pin_a(output::FloatOutput *pin_a) { pin_a_ = pin_a; }
   void set_pin_b(output::FloatOutput *pin_b) { pin_b_ = pin_b; }
   void set_enable_pin(output::FloatOutput *enable) { enable_ = enable; }
-  void set_preset_modes(const std::set<std::string> &presets) { preset_modes_ = presets; }
+  void set_preset_modes(std::initializer_list<const char *> presets) { preset_modes_ = presets; }
 
   void setup() override;
   void dump_config() override;
@@ -38,7 +36,7 @@ class HBridgeFan : public Component, public fan::Fan {
   int speed_count_{};
   DecayMode decay_mode_{DECAY_MODE_SLOW};
   fan::FanTraits traits_;
-  std::set<std::string> preset_modes_{};
+  std::vector<const char *> preset_modes_{};
 
   void control(const fan::FanCall &call) override;
   void write_state_();

esphome/components/image/__init__.py

@@ -671,10 +671,15 @@ async def write_image(config, all_frames=False):
     resize = config.get(CONF_RESIZE)
     if is_svg_file(path):
         # Local import so use of non-SVG files needn't require cairosvg installed
+        from pyexpat import ExpatError
+        from xml.etree.ElementTree import ParseError
+
         from cairosvg import svg2png
+        from cairosvg.helpers import PointError
 
         if not resize:
             resize = (None, None)
+        try:
             with open(path, "rb") as file:
                 image = svg2png(
                     file_obj=file,
@@ -683,6 +688,16 @@ async def write_image(config, all_frames=False):
                 )
             image = Image.open(io.BytesIO(image))
             width, height = image.size
+        except (
+            ValueError,
+            ParseError,
+            IndexError,
+            ExpatError,
+            AttributeError,
+            TypeError,
+            PointError,
+        ) as e:
+            raise core.EsphomeError(f"Could not load SVG image {path}: {e}") from e
     else:
         image = Image.open(path)
         width, height = image.size

esphome/components/lvgl/__init__.py

@@ -58,7 +58,7 @@ from .types import (
     FontEngine,
     IdleTrigger,
     ObjUpdateAction,
-    PauseTrigger,
+    PlainTrigger,
     lv_font_t,
     lv_group_t,
     lv_style_t,
@@ -151,6 +151,13 @@ for w_type in WIDGET_TYPES.values():
         create_modify_schema(w_type),
     )(update_to_code)
 
+SIMPLE_TRIGGERS = (
+    df.CONF_ON_PAUSE,
+    df.CONF_ON_RESUME,
+    df.CONF_ON_DRAW_START,
+    df.CONF_ON_DRAW_END,
+)
+
 
 def as_macro(macro, value):
     if value is None:
@@ -244,9 +251,9 @@ def final_validation(configs):
         for w in refreshed_widgets:
             path = global_config.get_path_for_id(w)
             widget_conf = global_config.get_config_for_path(path[:-1])
-            if not any(isinstance(v, Lambda) for v in widget_conf.values()):
+            if not any(isinstance(v, (Lambda, dict)) for v in widget_conf.values()):
                 raise cv.Invalid(
-                    f"Widget '{w}' does not have any templated properties to refresh",
+                    f"Widget '{w}' does not have any dynamic properties to refresh",
                 )
 
 
@@ -366,16 +373,16 @@ async def to_code(configs):
                     conf[CONF_TRIGGER_ID], lv_component, templ
                 )
                 await build_automation(idle_trigger, [], conf)
-            for conf in config.get(df.CONF_ON_PAUSE, ()):
+            for trigger_name in SIMPLE_TRIGGERS:
-                pause_trigger = cg.new_Pvariable(
+                if conf := config.get(trigger_name):
-                    conf[CONF_TRIGGER_ID], lv_component, True
+                    trigger_var = cg.new_Pvariable(conf[CONF_TRIGGER_ID])
+                    await build_automation(trigger_var, [], conf)
+                    cg.add(
+                        getattr(
+                            lv_component,
+                            f"set_{trigger_name.removeprefix('on_')}_trigger",
+                        )(trigger_var)
                     )
-                await build_automation(pause_trigger, [], conf)
-            for conf in config.get(df.CONF_ON_RESUME, ()):
-                resume_trigger = cg.new_Pvariable(
-                    conf[CONF_TRIGGER_ID], lv_component, False
-                )
-                await build_automation(resume_trigger, [], conf)
             await add_on_boot_triggers(config.get(CONF_ON_BOOT, ()))
 
     # This must be done after all widgets are created
@@ -443,16 +450,15 @@ LVGL_SCHEMA = cv.All(
                         ),
                     }
                 ),
-                cv.Optional(df.CONF_ON_PAUSE): validate_automation(
+                **{
+                    cv.Optional(x): validate_automation(
                         {
-                        cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(PauseTrigger),
+                            cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(PlainTrigger),
-                    }
+                        },
-                ),
+                        single=True,
-                cv.Optional(df.CONF_ON_RESUME): validate_automation(
+                    )
-                    {
+                    for x in SIMPLE_TRIGGERS
-                        cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(PauseTrigger),
+                },
-                    }
-                ),
                 cv.Exclusive(df.CONF_WIDGETS, CONF_PAGES): cv.ensure_list(
                     WIDGET_SCHEMA
                 ),

esphome/components/lvgl/automation.py

@@ -137,7 +137,11 @@ async def lvgl_is_idle(config, condition_id, template_arg, args):
     lvgl = config[CONF_LVGL_ID]
     timeout = await lv_milliseconds.process(config[CONF_TIMEOUT])
     async with LambdaContext(LVGL_COMP_ARG, return_type=cg.bool_) as context:
-        lv_add(ReturnStatement(lvgl_comp.is_idle(timeout)))
+        lv_add(
+            ReturnStatement(
+                lv_expr.disp_get_inactive_time(lvgl_comp.get_disp()) > timeout
+            )
+        )
     var = cg.new_Pvariable(
         condition_id,
         TemplateArguments(LvglComponent, *template_arg),
@@ -400,7 +404,8 @@ async def obj_refresh_to_code(config, action_id, template_arg, args):
         # must pass all widget-specific options here, even if not templated, but only do so if at least one is
         # templated. First filter out common style properties.
         config = {k: v for k, v in widget.config.items() if k not in ALL_STYLES}
-        if any(isinstance(v, Lambda) for v in config.values()):
+        # Check if v is a Lambda or a dict, implying it is dynamic
+        if any(isinstance(v, (Lambda, dict)) for v in config.values()):
             await widget.type.to_code(widget, config)
             if (
                 widget.type.w_type.value_property is not None

esphome/components/lvgl/binary_sensor/__init__.py

@@ -31,7 +31,7 @@ async def to_code(config):
             lvgl_static.add_event_cb(
                 widget.obj,
                 await pressed_ctx.get_lambda(),
-                LV_EVENT.PRESSING,
+                LV_EVENT.PRESSED,
                 LV_EVENT.RELEASED,
             )
         )

esphome/components/lvgl/defines.py

@@ -483,6 +483,8 @@ CONF_MSGBOXES = "msgboxes"
 CONF_OBJ = "obj"
 CONF_ONE_CHECKED = "one_checked"
 CONF_ONE_LINE = "one_line"
+CONF_ON_DRAW_START = "on_draw_start"
+CONF_ON_DRAW_END = "on_draw_end"
 CONF_ON_PAUSE = "on_pause"
 CONF_ON_RESUME = "on_resume"
 CONF_ON_SELECT = "on_select"

esphome/components/lvgl/lvgl_esphome.cpp

@@ -82,6 +82,18 @@ static void rounder_cb(lv_disp_drv_t *disp_drv, lv_area_t *area) {
   area->y2 = (area->y2 + draw_rounding) / draw_rounding * draw_rounding - 1;
 }
 
+void LvglComponent::monitor_cb(lv_disp_drv_t *disp_drv, uint32_t time, uint32_t px) {
+  ESP_LOGVV(TAG, "Draw end: %" PRIu32 " pixels in %" PRIu32 " ms", px, time);
+  auto *comp = static_cast<LvglComponent *>(disp_drv->user_data);
+  comp->draw_end_();
+}
+
+void LvglComponent::render_start_cb(lv_disp_drv_t *disp_drv) {
+  ESP_LOGVV(TAG, "Draw start");
+  auto *comp = static_cast<LvglComponent *>(disp_drv->user_data);
+  comp->draw_start_();
+}
+
 lv_event_code_t lv_api_event;     // NOLINT
 lv_event_code_t lv_update_event;  // NOLINT
 void LvglComponent::dump_config() {
@@ -101,7 +113,10 @@ void LvglComponent::set_paused(bool paused, bool show_snow) {
     lv_disp_trig_activity(this->disp_);  // resets the inactivity time
     lv_obj_invalidate(lv_scr_act());
   }
-  this->pause_callbacks_.call(paused);
+  if (paused && this->pause_callback_ != nullptr)
+    this->pause_callback_->trigger();
+  if (!paused && this->resume_callback_ != nullptr)
+    this->resume_callback_->trigger();
 }
 
 void LvglComponent::esphome_lvgl_init() {
@@ -225,13 +240,6 @@ IdleTrigger::IdleTrigger(LvglComponent *parent, TemplatableValue<uint32_t> timeo
   });
 }
 
-PauseTrigger::PauseTrigger(LvglComponent *parent, TemplatableValue<bool> paused) : paused_(std::move(paused)) {
-  parent->add_on_pause_callback([this](bool pausing) {
-    if (this->paused_.value() == pausing)
-      this->trigger();
-  });
-}
-
 #ifdef USE_LVGL_TOUCHSCREEN
 LVTouchListener::LVTouchListener(uint16_t long_press_time, uint16_t long_press_repeat_time, LvglComponent *parent) {
   this->set_parent(parent);
@@ -474,6 +482,12 @@ void LvglComponent::setup() {
       return;
     }
   }
+  if (this->draw_start_callback_ != nullptr) {
+    this->disp_drv_.render_start_cb = render_start_cb;
+  }
+  if (this->draw_end_callback_ != nullptr) {
+    this->disp_drv_.monitor_cb = monitor_cb;
+  }
 #if LV_USE_LOG
   lv_log_register_print_cb([](const char *buf) {
     auto next = strchr(buf, ')');
@@ -502,8 +516,9 @@ void LvglComponent::loop() {
   if (this->paused_) {
     if (this->show_snow_)
       this->write_random_();
-  }
+  } else {
     lv_timer_handler_run_in_period(5);
+  }
 }
 
 #ifdef USE_LVGL_ANIMIMG

esphome/components/lvgl/lvgl_esphome.h

@@ -171,9 +171,10 @@ class LvglComponent : public PollingComponent {
   void add_on_idle_callback(std::function<void(uint32_t)> &&callback) {
     this->idle_callbacks_.add(std::move(callback));
   }
-  void add_on_pause_callback(std::function<void(bool)> &&callback) { this->pause_callbacks_.add(std::move(callback)); }
+
+  static void monitor_cb(lv_disp_drv_t *disp_drv, uint32_t time, uint32_t px);
+  static void render_start_cb(lv_disp_drv_t *disp_drv);
   void dump_config() override;
-  bool is_idle(uint32_t idle_ms) { return lv_disp_get_inactive_time(this->disp_) > idle_ms; }
   lv_disp_t *get_disp() { return this->disp_; }
   lv_obj_t *get_scr_act() { return lv_disp_get_scr_act(this->disp_); }
   // Pause or resume the display.
@@ -213,12 +214,20 @@ class LvglComponent : public PollingComponent {
   size_t draw_rounding{2};
 
   display::DisplayRotation rotation{display::DISPLAY_ROTATION_0_DEGREES};
+  void set_pause_trigger(Trigger<> *trigger) { this->pause_callback_ = trigger; }
+  void set_resume_trigger(Trigger<> *trigger) { this->resume_callback_ = trigger; }
+  void set_draw_start_trigger(Trigger<> *trigger) { this->draw_start_callback_ = trigger; }
+  void set_draw_end_trigger(Trigger<> *trigger) { this->draw_end_callback_ = trigger; }
 
  protected:
+  // these functions are never called unless the callbacks are non-null since the
+  // LVGL callbacks that call them are not set unless the start/end callbacks are non-null
+  void draw_start_() const { this->draw_start_callback_->trigger(); }
+  void draw_end_() const { this->draw_end_callback_->trigger(); }
+
   void write_random_();
   void draw_buffer_(const lv_area_t *area, lv_color_t *ptr);
   void flush_cb_(lv_disp_drv_t *disp_drv, const lv_area_t *area, lv_color_t *color_p);
-
   std::vector<display::Display *> displays_{};
   size_t buffer_frac_{1};
   bool full_refresh_{};
@@ -235,7 +244,10 @@ class LvglComponent : public PollingComponent {
   std::map<lv_group_t *, lv_obj_t *> focus_marks_{};
 
   CallbackManager<void(uint32_t)> idle_callbacks_{};
-  CallbackManager<void(bool)> pause_callbacks_{};
+  Trigger<> *pause_callback_{};
+  Trigger<> *resume_callback_{};
+  Trigger<> *draw_start_callback_{};
+  Trigger<> *draw_end_callback_{};
   lv_color_t *rotate_buf_{};
 };
 
@@ -248,14 +260,6 @@ class IdleTrigger : public Trigger<> {
   bool is_idle_{};
 };
 
-class PauseTrigger : public Trigger<> {
- public:
-  explicit PauseTrigger(LvglComponent *parent, TemplatableValue<bool> paused);
-
- protected:
-  TemplatableValue<bool> paused_;
-};
-
 template<typename... Ts> class LvglAction : public Action<Ts...>, public Parented<LvglComponent> {
  public:
   explicit LvglAction(std::function<void(LvglComponent *)> &&lamb) : action_(std::move(lamb)) {}

esphome/components/lvgl/types.py

@@ -3,6 +3,7 @@ import sys
 from esphome import automation, codegen as cg
 from esphome.const import CONF_MAX_VALUE, CONF_MIN_VALUE, CONF_TEXT, CONF_VALUE
 from esphome.cpp_generator import MockObj, MockObjClass
+from esphome.cpp_types import esphome_ns
 
 from .defines import lvgl_ns
 from .lvcode import lv_expr
@@ -42,8 +43,11 @@ lv_event_code_t = cg.global_ns.enum("lv_event_code_t")
 lv_indev_type_t = cg.global_ns.enum("lv_indev_type_t")
 lv_key_t = cg.global_ns.enum("lv_key_t")
 FontEngine = lvgl_ns.class_("FontEngine")
+PlainTrigger = esphome_ns.class_("Trigger<>", automation.Trigger.template())
+DrawEndTrigger = esphome_ns.class_(
+    "Trigger<uint32_t, uint32_t>", automation.Trigger.template(cg.uint32, cg.uint32)
+)
 IdleTrigger = lvgl_ns.class_("IdleTrigger", automation.Trigger.template())
-PauseTrigger = lvgl_ns.class_("PauseTrigger", automation.Trigger.template())
 ObjUpdateAction = lvgl_ns.class_("ObjUpdateAction", automation.Action)
 LvglCondition = lvgl_ns.class_("LvglCondition", automation.Condition)
 LvglAction = lvgl_ns.class_("LvglAction", automation.Action)

esphome/components/network/__init__.py

@@ -55,6 +55,7 @@ CONFIG_SCHEMA = cv.Schema(
             esp32=False,
             rp2040=False,
             bk72xx=False,
+            host=False,
         ): cv.All(
             cv.boolean,
             cv.Any(
@@ -64,6 +65,7 @@ CONFIG_SCHEMA = cv.Schema(
                     esp8266_arduino=cv.Version(0, 0, 0),
                     rp2040_arduino=cv.Version(0, 0, 0),
                     bk72xx_arduino=cv.Version(1, 7, 0),
+                    host=cv.Version(0, 0, 0),
                 ),
                 cv.boolean_false,
             ),

esphome/components/nextion/nextion.cpp

@@ -323,6 +323,8 @@ void Nextion::loop() {
       this->set_touch_sleep_timeout(this->touch_sleep_timeout_);
     }
 
+    this->set_auto_wake_on_touch(this->connection_state_.auto_wake_on_touch_);
+
     this->connection_state_.ignore_is_setup_ = false;
   }
 

esphome/components/nrf52/__init__.py

@@ -290,6 +290,7 @@ def show_logs(config: ConfigType, args, devices: list[str]) -> bool:
             address = ble_device.address
         else:
             return True
+
     if is_mac_address(address):
         asyncio.run(logger_connect(address))
         return True

esphome/components/remote_base/abbwelcome_protocol.h

@@ -33,19 +33,13 @@ Message Format:
 class ABBWelcomeData {
  public:
   // Make default
-  ABBWelcomeData() {
+  ABBWelcomeData() : data_{0x55, 0xff} {}
-    std::fill(std::begin(this->data_), std::end(this->data_), 0);
-    this->data_[0] = 0x55;
-    this->data_[1] = 0xff;
-  }
   // Make from initializer_list
-  ABBWelcomeData(std::initializer_list<uint8_t> data) {
+  ABBWelcomeData(std::initializer_list<uint8_t> data) : data_{} {
-    std::fill(std::begin(this->data_), std::end(this->data_), 0);
     std::copy_n(data.begin(), std::min(data.size(), this->data_.size()), this->data_.begin());
   }
   // Make from vector
-  ABBWelcomeData(const std::vector<uint8_t> &data) {
+  ABBWelcomeData(const std::vector<uint8_t> &data) : data_{} {
-    std::fill(std::begin(this->data_), std::end(this->data_), 0);
     std::copy_n(data.begin(), std::min(data.size(), this->data_.size()), this->data_.begin());
   }
   // Default copy constructor

esphome/components/script/script.h

@@ -2,6 +2,7 @@
 
 #include <memory>
 #include <tuple>
+#include <forward_list>
 #include "esphome/core/automation.h"
 #include "esphome/core/component.h"
 #include "esphome/core/helpers.h"
@@ -264,10 +265,22 @@ template<class C, typename... Ts> class IsRunningCondition : public Condition<Ts
   C *parent_;
 };
 
+/** Wait for a script to finish before continuing.
+ *
+ * Uses queue-based storage to safely handle concurrent executions.
+ * While concurrent execution from the same trigger is uncommon, it's possible
+ * (e.g., rapid button presses, high-frequency sensor updates), so we use
+ * queue-based storage for correctness.
+ */
 template<class C, typename... Ts> class ScriptWaitAction : public Action<Ts...>, public Component {
  public:
   ScriptWaitAction(C *script) : script_(script) {}
 
+  void setup() override {
+    // Start with loop disabled - only enable when there's work to do
+    this->disable_loop();
+  }
+
   void play_complex(Ts... x) override {
     this->num_running_++;
     // Check if we can continue immediately.
@@ -275,7 +288,11 @@ template<class C, typename... Ts> class ScriptWaitAction : public Action<Ts...>,
       this->play_next_(x...);
       return;
     }
-    this->var_ = std::make_tuple(x...);
+
+    // Store parameters for later execution
+    this->param_queue_.emplace_front(x...);
+    // Enable loop now that we have work to do
+    this->enable_loop();
     this->loop();
   }
 
@@ -286,15 +303,30 @@ template<class C, typename... Ts> class ScriptWaitAction : public Action<Ts...>,
     if (this->script_->is_running())
       return;
 
-    this->play_next_tuple_(this->var_);
+    while (!this->param_queue_.empty()) {
+      auto &params = this->param_queue_.front();
+      this->play_next_tuple_(params, typename gens<sizeof...(Ts)>::type());
+      this->param_queue_.pop_front();
+    }
+    // Queue is now empty - disable loop until next play_complex
+    this->disable_loop();
   }
 
   void play(Ts... x) override { /* ignore - see play_complex */
   }
 
+  void stop() override {
+    this->param_queue_.clear();
+    this->disable_loop();
+  }
+
  protected:
+  template<int... S> void play_next_tuple_(const std::tuple<Ts...> &tuple, seq<S...> /*unused*/) {
+    this->play_next_(std::get<S>(tuple)...);
+  }
+
   C *script_;
-  std::tuple<Ts...> var_{};
+  std::forward_list<std::tuple<Ts...>> param_queue_;
 };
 
 }  // namespace script

esphome/components/sdl/binary_sensor.py

@@ -12,241 +12,256 @@ CODEOWNERS = ["@bdm310"]
 
 STATE_ARG = "state"
 
-SDL_KEYMAP = {
+SDL_KeyCode = cg.global_ns.enum("SDL_KeyCode")
-    "SDLK_UNKNOWN": 0,
+
-    "SDLK_FIRST": 0,
+SDL_KEYS = (
-    "SDLK_BACKSPACE": 8,
+    "SDLK_UNKNOWN",
-    "SDLK_TAB": 9,
+    "SDLK_RETURN",
-    "SDLK_CLEAR": 12,
+    "SDLK_ESCAPE",
-    "SDLK_RETURN": 13,
+    "SDLK_BACKSPACE",
-    "SDLK_PAUSE": 19,
+    "SDLK_TAB",
-    "SDLK_ESCAPE": 27,
+    "SDLK_SPACE",
-    "SDLK_SPACE": 32,
+    "SDLK_EXCLAIM",
-    "SDLK_EXCLAIM": 33,
+    "SDLK_QUOTEDBL",
-    "SDLK_QUOTEDBL": 34,
+    "SDLK_HASH",
-    "SDLK_HASH": 35,
+    "SDLK_PERCENT",
-    "SDLK_DOLLAR": 36,
+    "SDLK_DOLLAR",
-    "SDLK_AMPERSAND": 38,
+    "SDLK_AMPERSAND",
-    "SDLK_QUOTE": 39,
+    "SDLK_QUOTE",
-    "SDLK_LEFTPAREN": 40,
+    "SDLK_LEFTPAREN",
-    "SDLK_RIGHTPAREN": 41,
+    "SDLK_RIGHTPAREN",
-    "SDLK_ASTERISK": 42,
+    "SDLK_ASTERISK",
-    "SDLK_PLUS": 43,
+    "SDLK_PLUS",
-    "SDLK_COMMA": 44,
+    "SDLK_COMMA",
-    "SDLK_MINUS": 45,
+    "SDLK_MINUS",
-    "SDLK_PERIOD": 46,
+    "SDLK_PERIOD",
-    "SDLK_SLASH": 47,
+    "SDLK_SLASH",
-    "SDLK_0": 48,
+    "SDLK_0",
-    "SDLK_1": 49,
+    "SDLK_1",
-    "SDLK_2": 50,
+    "SDLK_2",
-    "SDLK_3": 51,
+    "SDLK_3",
-    "SDLK_4": 52,
+    "SDLK_4",
-    "SDLK_5": 53,
+    "SDLK_5",
-    "SDLK_6": 54,
+    "SDLK_6",
-    "SDLK_7": 55,
+    "SDLK_7",
-    "SDLK_8": 56,
+    "SDLK_8",
-    "SDLK_9": 57,
+    "SDLK_9",
-    "SDLK_COLON": 58,
+    "SDLK_COLON",
-    "SDLK_SEMICOLON": 59,
+    "SDLK_SEMICOLON",
-    "SDLK_LESS": 60,
+    "SDLK_LESS",
-    "SDLK_EQUALS": 61,
+    "SDLK_EQUALS",
-    "SDLK_GREATER": 62,
+    "SDLK_GREATER",
-    "SDLK_QUESTION": 63,
+    "SDLK_QUESTION",
-    "SDLK_AT": 64,
+    "SDLK_AT",
-    "SDLK_LEFTBRACKET": 91,
+    "SDLK_LEFTBRACKET",
-    "SDLK_BACKSLASH": 92,
+    "SDLK_BACKSLASH",
-    "SDLK_RIGHTBRACKET": 93,
+    "SDLK_RIGHTBRACKET",
-    "SDLK_CARET": 94,
+    "SDLK_CARET",
-    "SDLK_UNDERSCORE": 95,
+    "SDLK_UNDERSCORE",
-    "SDLK_BACKQUOTE": 96,
+    "SDLK_BACKQUOTE",
-    "SDLK_a": 97,
+    "SDLK_a",
-    "SDLK_b": 98,
+    "SDLK_b",
-    "SDLK_c": 99,
+    "SDLK_c",
-    "SDLK_d": 100,
+    "SDLK_d",
-    "SDLK_e": 101,
+    "SDLK_e",
-    "SDLK_f": 102,
+    "SDLK_f",
-    "SDLK_g": 103,
+    "SDLK_g",
-    "SDLK_h": 104,
+    "SDLK_h",
-    "SDLK_i": 105,
+    "SDLK_i",
-    "SDLK_j": 106,
+    "SDLK_j",
-    "SDLK_k": 107,
+    "SDLK_k",
-    "SDLK_l": 108,
+    "SDLK_l",
-    "SDLK_m": 109,
+    "SDLK_m",
-    "SDLK_n": 110,
+    "SDLK_n",
-    "SDLK_o": 111,
+    "SDLK_o",
-    "SDLK_p": 112,
+    "SDLK_p",
-    "SDLK_q": 113,
+    "SDLK_q",
-    "SDLK_r": 114,
+    "SDLK_r",
-    "SDLK_s": 115,
+    "SDLK_s",
-    "SDLK_t": 116,
+    "SDLK_t",
-    "SDLK_u": 117,
+    "SDLK_u",
-    "SDLK_v": 118,
+    "SDLK_v",
-    "SDLK_w": 119,
+    "SDLK_w",
-    "SDLK_x": 120,
+    "SDLK_x",
-    "SDLK_y": 121,
+    "SDLK_y",
-    "SDLK_z": 122,
+    "SDLK_z",
-    "SDLK_DELETE": 127,
+    "SDLK_CAPSLOCK",
-    "SDLK_WORLD_0": 160,
+    "SDLK_F1",
-    "SDLK_WORLD_1": 161,
+    "SDLK_F2",
-    "SDLK_WORLD_2": 162,
+    "SDLK_F3",
-    "SDLK_WORLD_3": 163,
+    "SDLK_F4",
-    "SDLK_WORLD_4": 164,
+    "SDLK_F5",
-    "SDLK_WORLD_5": 165,
+    "SDLK_F6",
-    "SDLK_WORLD_6": 166,
+    "SDLK_F7",
-    "SDLK_WORLD_7": 167,
+    "SDLK_F8",
-    "SDLK_WORLD_8": 168,
+    "SDLK_F9",
-    "SDLK_WORLD_9": 169,
+    "SDLK_F10",
-    "SDLK_WORLD_10": 170,
+    "SDLK_F11",
-    "SDLK_WORLD_11": 171,
+    "SDLK_F12",
-    "SDLK_WORLD_12": 172,
+    "SDLK_PRINTSCREEN",
-    "SDLK_WORLD_13": 173,
+    "SDLK_SCROLLLOCK",
-    "SDLK_WORLD_14": 174,
+    "SDLK_PAUSE",
-    "SDLK_WORLD_15": 175,
+    "SDLK_INSERT",
-    "SDLK_WORLD_16": 176,
+    "SDLK_HOME",
-    "SDLK_WORLD_17": 177,
+    "SDLK_PAGEUP",
-    "SDLK_WORLD_18": 178,
+    "SDLK_DELETE",
-    "SDLK_WORLD_19": 179,
+    "SDLK_END",
-    "SDLK_WORLD_20": 180,
+    "SDLK_PAGEDOWN",
-    "SDLK_WORLD_21": 181,
+    "SDLK_RIGHT",
-    "SDLK_WORLD_22": 182,
+    "SDLK_LEFT",
-    "SDLK_WORLD_23": 183,
+    "SDLK_DOWN",
-    "SDLK_WORLD_24": 184,
+    "SDLK_UP",
-    "SDLK_WORLD_25": 185,
+    "SDLK_NUMLOCKCLEAR",
-    "SDLK_WORLD_26": 186,
+    "SDLK_KP_DIVIDE",
-    "SDLK_WORLD_27": 187,
+    "SDLK_KP_MULTIPLY",
-    "SDLK_WORLD_28": 188,
+    "SDLK_KP_MINUS",
-    "SDLK_WORLD_29": 189,
+    "SDLK_KP_PLUS",
-    "SDLK_WORLD_30": 190,
+    "SDLK_KP_ENTER",
-    "SDLK_WORLD_31": 191,
+    "SDLK_KP_1",
-    "SDLK_WORLD_32": 192,
+    "SDLK_KP_2",
-    "SDLK_WORLD_33": 193,
+    "SDLK_KP_3",
-    "SDLK_WORLD_34": 194,
+    "SDLK_KP_4",
-    "SDLK_WORLD_35": 195,
+    "SDLK_KP_5",
-    "SDLK_WORLD_36": 196,
+    "SDLK_KP_6",
-    "SDLK_WORLD_37": 197,
+    "SDLK_KP_7",
-    "SDLK_WORLD_38": 198,
+    "SDLK_KP_8",
-    "SDLK_WORLD_39": 199,
+    "SDLK_KP_9",
-    "SDLK_WORLD_40": 200,
+    "SDLK_KP_0",
-    "SDLK_WORLD_41": 201,
+    "SDLK_KP_PERIOD",
-    "SDLK_WORLD_42": 202,
+    "SDLK_APPLICATION",
-    "SDLK_WORLD_43": 203,
+    "SDLK_POWER",
-    "SDLK_WORLD_44": 204,
+    "SDLK_KP_EQUALS",
-    "SDLK_WORLD_45": 205,
+    "SDLK_F13",
-    "SDLK_WORLD_46": 206,
+    "SDLK_F14",
-    "SDLK_WORLD_47": 207,
+    "SDLK_F15",
-    "SDLK_WORLD_48": 208,
+    "SDLK_F16",
-    "SDLK_WORLD_49": 209,
+    "SDLK_F17",
-    "SDLK_WORLD_50": 210,
+    "SDLK_F18",
-    "SDLK_WORLD_51": 211,
+    "SDLK_F19",
-    "SDLK_WORLD_52": 212,
+    "SDLK_F20",
-    "SDLK_WORLD_53": 213,
+    "SDLK_F21",
-    "SDLK_WORLD_54": 214,
+    "SDLK_F22",
-    "SDLK_WORLD_55": 215,
+    "SDLK_F23",
-    "SDLK_WORLD_56": 216,
+    "SDLK_F24",
-    "SDLK_WORLD_57": 217,
+    "SDLK_EXECUTE",
-    "SDLK_WORLD_58": 218,
+    "SDLK_HELP",
-    "SDLK_WORLD_59": 219,
+    "SDLK_MENU",
-    "SDLK_WORLD_60": 220,
+    "SDLK_SELECT",
-    "SDLK_WORLD_61": 221,
+    "SDLK_STOP",
-    "SDLK_WORLD_62": 222,
+    "SDLK_AGAIN",
-    "SDLK_WORLD_63": 223,
+    "SDLK_UNDO",
-    "SDLK_WORLD_64": 224,
+    "SDLK_CUT",
-    "SDLK_WORLD_65": 225,
+    "SDLK_COPY",
-    "SDLK_WORLD_66": 226,
+    "SDLK_PASTE",
-    "SDLK_WORLD_67": 227,
+    "SDLK_FIND",
-    "SDLK_WORLD_68": 228,
+    "SDLK_MUTE",
-    "SDLK_WORLD_69": 229,
+    "SDLK_VOLUMEUP",
-    "SDLK_WORLD_70": 230,
+    "SDLK_VOLUMEDOWN",
-    "SDLK_WORLD_71": 231,
+    "SDLK_KP_COMMA",
-    "SDLK_WORLD_72": 232,
+    "SDLK_KP_EQUALSAS400",
-    "SDLK_WORLD_73": 233,
+    "SDLK_ALTERASE",
-    "SDLK_WORLD_74": 234,
+    "SDLK_SYSREQ",
-    "SDLK_WORLD_75": 235,
+    "SDLK_CANCEL",
-    "SDLK_WORLD_76": 236,
+    "SDLK_CLEAR",
-    "SDLK_WORLD_77": 237,
+    "SDLK_PRIOR",
-    "SDLK_WORLD_78": 238,
+    "SDLK_RETURN2",
-    "SDLK_WORLD_79": 239,
+    "SDLK_SEPARATOR",
-    "SDLK_WORLD_80": 240,
+    "SDLK_OUT",
-    "SDLK_WORLD_81": 241,
+    "SDLK_OPER",
-    "SDLK_WORLD_82": 242,
+    "SDLK_CLEARAGAIN",
-    "SDLK_WORLD_83": 243,
+    "SDLK_CRSEL",
-    "SDLK_WORLD_84": 244,
+    "SDLK_EXSEL",
-    "SDLK_WORLD_85": 245,
+    "SDLK_KP_00",
-    "SDLK_WORLD_86": 246,
+    "SDLK_KP_000",
-    "SDLK_WORLD_87": 247,
+    "SDLK_THOUSANDSSEPARATOR",
-    "SDLK_WORLD_88": 248,
+    "SDLK_DECIMALSEPARATOR",
-    "SDLK_WORLD_89": 249,
+    "SDLK_CURRENCYUNIT",
-    "SDLK_WORLD_90": 250,
+    "SDLK_CURRENCYSUBUNIT",
-    "SDLK_WORLD_91": 251,
+    "SDLK_KP_LEFTPAREN",
-    "SDLK_WORLD_92": 252,
+    "SDLK_KP_RIGHTPAREN",
-    "SDLK_WORLD_93": 253,
+    "SDLK_KP_LEFTBRACE",
-    "SDLK_WORLD_94": 254,
+    "SDLK_KP_RIGHTBRACE",
-    "SDLK_WORLD_95": 255,
+    "SDLK_KP_TAB",
-    "SDLK_KP0": 256,
+    "SDLK_KP_BACKSPACE",
-    "SDLK_KP1": 257,
+    "SDLK_KP_A",
-    "SDLK_KP2": 258,
+    "SDLK_KP_B",
-    "SDLK_KP3": 259,
+    "SDLK_KP_C",
-    "SDLK_KP4": 260,
+    "SDLK_KP_D",
-    "SDLK_KP5": 261,
+    "SDLK_KP_E",
-    "SDLK_KP6": 262,
+    "SDLK_KP_F",
-    "SDLK_KP7": 263,
+    "SDLK_KP_XOR",
-    "SDLK_KP8": 264,
+    "SDLK_KP_POWER",
-    "SDLK_KP9": 265,
+    "SDLK_KP_PERCENT",
-    "SDLK_KP_PERIOD": 266,
+    "SDLK_KP_LESS",
-    "SDLK_KP_DIVIDE": 267,
+    "SDLK_KP_GREATER",
-    "SDLK_KP_MULTIPLY": 268,
+    "SDLK_KP_AMPERSAND",
-    "SDLK_KP_MINUS": 269,
+    "SDLK_KP_DBLAMPERSAND",
-    "SDLK_KP_PLUS": 270,
+    "SDLK_KP_VERTICALBAR",
-    "SDLK_KP_ENTER": 271,
+    "SDLK_KP_DBLVERTICALBAR",
-    "SDLK_KP_EQUALS": 272,
+    "SDLK_KP_COLON",
-    "SDLK_UP": 273,
+    "SDLK_KP_HASH",
-    "SDLK_DOWN": 274,
+    "SDLK_KP_SPACE",
-    "SDLK_RIGHT": 275,
+    "SDLK_KP_AT",
-    "SDLK_LEFT": 276,
+    "SDLK_KP_EXCLAM",
-    "SDLK_INSERT": 277,
+    "SDLK_KP_MEMSTORE",
-    "SDLK_HOME": 278,
+    "SDLK_KP_MEMRECALL",
-    "SDLK_END": 279,
+    "SDLK_KP_MEMCLEAR",
-    "SDLK_PAGEUP": 280,
+    "SDLK_KP_MEMADD",
-    "SDLK_PAGEDOWN": 281,
+    "SDLK_KP_MEMSUBTRACT",
-    "SDLK_F1": 282,
+    "SDLK_KP_MEMMULTIPLY",
-    "SDLK_F2": 283,
+    "SDLK_KP_MEMDIVIDE",
-    "SDLK_F3": 284,
+    "SDLK_KP_PLUSMINUS",
-    "SDLK_F4": 285,
+    "SDLK_KP_CLEAR",
-    "SDLK_F5": 286,
+    "SDLK_KP_CLEARENTRY",
-    "SDLK_F6": 287,
+    "SDLK_KP_BINARY",
-    "SDLK_F7": 288,
+    "SDLK_KP_OCTAL",
-    "SDLK_F8": 289,
+    "SDLK_KP_DECIMAL",
-    "SDLK_F9": 290,
+    "SDLK_KP_HEXADECIMAL",
-    "SDLK_F10": 291,
+    "SDLK_LCTRL",
-    "SDLK_F11": 292,
+    "SDLK_LSHIFT",
-    "SDLK_F12": 293,
+    "SDLK_LALT",
-    "SDLK_F13": 294,
+    "SDLK_LGUI",
-    "SDLK_F14": 295,
+    "SDLK_RCTRL",
-    "SDLK_F15": 296,
+    "SDLK_RSHIFT",
-    "SDLK_NUMLOCK": 300,
+    "SDLK_RALT",
-    "SDLK_CAPSLOCK": 301,
+    "SDLK_RGUI",
-    "SDLK_SCROLLOCK": 302,
+    "SDLK_MODE",
-    "SDLK_RSHIFT": 303,
+    "SDLK_AUDIONEXT",
-    "SDLK_LSHIFT": 304,
+    "SDLK_AUDIOPREV",
-    "SDLK_RCTRL": 305,
+    "SDLK_AUDIOSTOP",
-    "SDLK_LCTRL": 306,
+    "SDLK_AUDIOPLAY",
-    "SDLK_RALT": 307,
+    "SDLK_AUDIOMUTE",
-    "SDLK_LALT": 308,
+    "SDLK_MEDIASELECT",
-    "SDLK_RMETA": 309,
+    "SDLK_WWW",
-    "SDLK_LMETA": 310,
+    "SDLK_MAIL",
-    "SDLK_LSUPER": 311,
+    "SDLK_CALCULATOR",
-    "SDLK_RSUPER": 312,
+    "SDLK_COMPUTER",
-    "SDLK_MODE": 313,
+    "SDLK_AC_SEARCH",
-    "SDLK_COMPOSE": 314,
+    "SDLK_AC_HOME",
-    "SDLK_HELP": 315,
+    "SDLK_AC_BACK",
-    "SDLK_PRINT": 316,
+    "SDLK_AC_FORWARD",
-    "SDLK_SYSREQ": 317,
+    "SDLK_AC_STOP",
-    "SDLK_BREAK": 318,
+    "SDLK_AC_REFRESH",
-    "SDLK_MENU": 319,
+    "SDLK_AC_BOOKMARKS",
-    "SDLK_POWER": 320,
+    "SDLK_BRIGHTNESSDOWN",
-    "SDLK_EURO": 321,
+    "SDLK_BRIGHTNESSUP",
-    "SDLK_UNDO": 322,
+    "SDLK_DISPLAYSWITCH",
-}
+    "SDLK_KBDILLUMTOGGLE",
+    "SDLK_KBDILLUMDOWN",
+    "SDLK_KBDILLUMUP",
+    "SDLK_EJECT",
+    "SDLK_SLEEP",
+    "SDLK_APP1",
+    "SDLK_APP2",
+    "SDLK_AUDIOREWIND",
+    "SDLK_AUDIOFASTFORWARD",
+    "SDLK_SOFTLEFT",
+    "SDLK_SOFTRIGHT",
+    "SDLK_CALL",
+    "SDLK_ENDCALL",
+)
+
+SDL_KEYMAP = {key: getattr(SDL_KeyCode, key) for key in SDL_KEYS}
 
 CONFIG_SCHEMA = (
     binary_sensor.binary_sensor_schema(BinarySensor)

esphome/components/speed/fan/speed_fan.h

@@ -1,7 +1,5 @@
 #pragma once
 
-#include <set>
-
 #include "esphome/core/component.h"
 #include "esphome/components/output/binary_output.h"
 #include "esphome/components/output/float_output.h"
@@ -18,7 +16,7 @@ class SpeedFan : public Component, public fan::Fan {
   void set_output(output::FloatOutput *output) { this->output_ = output; }
   void set_oscillating(output::BinaryOutput *oscillating) { this->oscillating_ = oscillating; }
   void set_direction(output::BinaryOutput *direction) { this->direction_ = direction; }
-  void set_preset_modes(const std::set<std::string> &presets) { this->preset_modes_ = presets; }
+  void set_preset_modes(std::initializer_list<const char *> presets) { this->preset_modes_ = presets; }
   fan::FanTraits get_traits() override { return this->traits_; }
 
  protected:
@@ -30,7 +28,7 @@ class SpeedFan : public Component, public fan::Fan {
   output::BinaryOutput *direction_{nullptr};
   int speed_count_{};
   fan::FanTraits traits_;
-  std::set<std::string> preset_modes_{};
+  std::vector<const char *> preset_modes_{};
 };
 
 }  // namespace speed

esphome/components/substitutions/jinja.py

@@ -138,6 +138,7 @@ def _concat_nodes_override(values: Iterator[Any]) -> Any:
             values = chain(head, values)
         raw = "".join([str(v) for v in values])
 
+    result = None
     try:
         # Attempt to parse the concatenated string into a Python literal.
         # This allows expressions like "1 + 2" to be evaluated to the integer 3.
@@ -145,11 +146,16 @@ def _concat_nodes_override(values: Iterator[Any]) -> Any:
         # fall back to returning the raw string. This is consistent with
         #  Home Assistant's behavior when evaluating templates
         result = literal_eval(raw)
+    except (ValueError, SyntaxError, MemoryError, TypeError):
+        pass
+    else:
+        if isinstance(result, set):
+            # Sets are not supported, return raw string
+            return raw
+
         if not isinstance(result, str):
             return result
 
-    except (ValueError, SyntaxError, MemoryError, TypeError):
-        pass
     return raw
 
 

esphome/components/template/fan/template_fan.h

@@ -1,7 +1,5 @@
 #pragma once
 
-#include <set>
-
 #include "esphome/core/component.h"
 #include "esphome/components/fan/fan.h"
 
@@ -16,7 +14,7 @@ class TemplateFan : public Component, public fan::Fan {
   void set_has_direction(bool has_direction) { this->has_direction_ = has_direction; }
   void set_has_oscillating(bool has_oscillating) { this->has_oscillating_ = has_oscillating; }
   void set_speed_count(int count) { this->speed_count_ = count; }
-  void set_preset_modes(const std::set<std::string> &presets) { this->preset_modes_ = presets; }
+  void set_preset_modes(std::initializer_list<const char *> presets) { this->preset_modes_ = presets; }
   fan::FanTraits get_traits() override { return this->traits_; }
 
  protected:
@@ -26,7 +24,7 @@ class TemplateFan : public Component, public fan::Fan {
   bool has_direction_{false};
   int speed_count_{0};
   fan::FanTraits traits_;
-  std::set<std::string> preset_modes_{};
+  std::vector<const char *> preset_modes_{};
 };
 
 }  // namespace template_

esphome/components/web_server/web_server.cpp

@@ -111,8 +111,7 @@ void DeferredUpdateEventSource::deq_push_back_with_dedup_(void *source, message_
   // Use range-based for loop instead of std::find_if to reduce template instantiation overhead and binary size
   for (auto &event : this->deferred_queue_) {
     if (event == item) {
-      event = item;
+      return;  // Already in queue, no need to update since items are equal
-      return;
     }
   }
   this->deferred_queue_.push_back(item);
@@ -220,18 +219,16 @@ void DeferredUpdateEventSourceList::add_new_client(WebServer *ws, AsyncWebServer
   DeferredUpdateEventSource *es = new DeferredUpdateEventSource(ws, "/events");
   this->push_back(es);
 
-  es->onConnect([this, ws, es](AsyncEventSourceClient *client) {
+  es->onConnect([this, es](AsyncEventSourceClient *client) { this->on_client_connect_(es); });
-    ws->defer([this, ws, es]() { this->on_client_connect_(ws, es); });
-  });
 
-  es->onDisconnect([this, ws, es](AsyncEventSourceClient *client) {
+  es->onDisconnect([this, es](AsyncEventSourceClient *client) { this->on_client_disconnect_(es); });
-    ws->defer([this, es]() { this->on_client_disconnect_((DeferredUpdateEventSource *) es); });
-  });
 
   es->handleRequest(request);
 }
 
-void DeferredUpdateEventSourceList::on_client_connect_(WebServer *ws, DeferredUpdateEventSource *source) {
+void DeferredUpdateEventSourceList::on_client_connect_(DeferredUpdateEventSource *source) {
+  WebServer *ws = source->web_server_;
+  ws->defer([ws, source]() {
     // Configure reconnect timeout and send config
     // this should always go through since the AsyncEventSourceClient event queue is empty on connect
     std::string message = ws->get_config_json();
@@ -257,13 +254,16 @@ void DeferredUpdateEventSourceList::on_client_connect_(WebServer *ws, DeferredUp
     // while(!source->entities_iterator_.completed()) {
     //  source->entities_iterator_.advance();
     //}
+  });
 }
 
 void DeferredUpdateEventSourceList::on_client_disconnect_(DeferredUpdateEventSource *source) {
+  source->web_server_->defer([this, source]() {
     // This method was called via WebServer->defer() and is no longer executing in the
     // context of the network callback. The object is now dead and can be safely deleted.
     this->remove(source);
     delete source;  // NOLINT
+  });
 }
 #endif
 
@@ -435,9 +435,10 @@ void WebServer::on_sensor_update(sensor::Sensor *obj, float state) {
 }
 void WebServer::handle_sensor_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (sensor::Sensor *obj : App.get_sensors()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
-    if (request->method() == HTTP_GET && match.method_empty()) {
+    // Note: request->method() is always HTTP_GET here (canHandle ensures this)
+    if (match.method_empty()) {
       auto detail = get_request_detail(request);
       std::string data = this->sensor_json(obj, obj->state, detail);
       request->send(200, "application/json", data.c_str());
@@ -477,9 +478,10 @@ void WebServer::on_text_sensor_update(text_sensor::TextSensor *obj, const std::s
 }
 void WebServer::handle_text_sensor_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (text_sensor::TextSensor *obj : App.get_text_sensors()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
-    if (request->method() == HTTP_GET && match.method_empty()) {
+    // Note: request->method() is always HTTP_GET here (canHandle ensures this)
+    if (match.method_empty()) {
       auto detail = get_request_detail(request);
       std::string data = this->text_sensor_json(obj, obj->state, detail);
       request->send(200, "application/json", data.c_str());
@@ -516,7 +518,7 @@ void WebServer::on_switch_update(switch_::Switch *obj, bool state) {
 }
 void WebServer::handle_switch_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (switch_::Switch *obj : App.get_switches()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
 
     if (request->method() == HTTP_GET && match.method_empty()) {
@@ -585,7 +587,7 @@ std::string WebServer::switch_json(switch_::Switch *obj, bool value, JsonDetail
 #ifdef USE_BUTTON
 void WebServer::handle_button_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (button::Button *obj : App.get_buttons()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
     if (request->method() == HTTP_GET && match.method_empty()) {
       auto detail = get_request_detail(request);
@@ -627,9 +629,10 @@ void WebServer::on_binary_sensor_update(binary_sensor::BinarySensor *obj) {
 }
 void WebServer::handle_binary_sensor_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (binary_sensor::BinarySensor *obj : App.get_binary_sensors()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
-    if (request->method() == HTTP_GET && match.method_empty()) {
+    // Note: request->method() is always HTTP_GET here (canHandle ensures this)
+    if (match.method_empty()) {
       auto detail = get_request_detail(request);
       std::string data = this->binary_sensor_json(obj, obj->state, detail);
       request->send(200, "application/json", data.c_str());
@@ -665,7 +668,7 @@ void WebServer::on_fan_update(fan::Fan *obj) {
 }
 void WebServer::handle_fan_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (fan::Fan *obj : App.get_fans()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
 
     if (request->method() == HTTP_GET && match.method_empty()) {
@@ -739,7 +742,7 @@ void WebServer::on_light_update(light::LightState *obj) {
 }
 void WebServer::handle_light_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (light::LightState *obj : App.get_lights()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
 
     if (request->method() == HTTP_GET && match.method_empty()) {
@@ -812,7 +815,7 @@ void WebServer::on_cover_update(cover::Cover *obj) {
 }
 void WebServer::handle_cover_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (cover::Cover *obj : App.get_covers()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
 
     if (request->method() == HTTP_GET && match.method_empty()) {
@@ -897,7 +900,7 @@ void WebServer::on_number_update(number::Number *obj, float state) {
 }
 void WebServer::handle_number_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (auto *obj : App.get_numbers()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
 
     if (request->method() == HTTP_GET && match.method_empty()) {
@@ -962,7 +965,7 @@ void WebServer::on_date_update(datetime::DateEntity *obj) {
 }
 void WebServer::handle_date_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (auto *obj : App.get_dates()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
     if (request->method() == HTTP_GET && match.method_empty()) {
       auto detail = get_request_detail(request);
@@ -1017,7 +1020,7 @@ void WebServer::on_time_update(datetime::TimeEntity *obj) {
 }
 void WebServer::handle_time_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (auto *obj : App.get_times()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
     if (request->method() == HTTP_GET && match.method_empty()) {
       auto detail = get_request_detail(request);
@@ -1071,7 +1074,7 @@ void WebServer::on_datetime_update(datetime::DateTimeEntity *obj) {
 }
 void WebServer::handle_datetime_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (auto *obj : App.get_datetimes()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
     if (request->method() == HTTP_GET && match.method_empty()) {
       auto detail = get_request_detail(request);
@@ -1126,7 +1129,7 @@ void WebServer::on_text_update(text::Text *obj, const std::string &state) {
 }
 void WebServer::handle_text_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (auto *obj : App.get_texts()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
 
     if (request->method() == HTTP_GET && match.method_empty()) {
@@ -1180,7 +1183,7 @@ void WebServer::on_select_update(select::Select *obj, const std::string &state,
 }
 void WebServer::handle_select_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (auto *obj : App.get_selects()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
 
     if (request->method() == HTTP_GET && match.method_empty()) {
@@ -1236,7 +1239,7 @@ void WebServer::on_climate_update(climate::Climate *obj) {
 }
 void WebServer::handle_climate_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (auto *obj : App.get_climates()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
 
     if (request->method() == HTTP_GET && match.method_empty()) {
@@ -1377,7 +1380,7 @@ void WebServer::on_lock_update(lock::Lock *obj) {
 }
 void WebServer::handle_lock_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (lock::Lock *obj : App.get_locks()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
 
     if (request->method() == HTTP_GET && match.method_empty()) {
@@ -1448,7 +1451,7 @@ void WebServer::on_valve_update(valve::Valve *obj) {
 }
 void WebServer::handle_valve_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (valve::Valve *obj : App.get_valves()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
 
     if (request->method() == HTTP_GET && match.method_empty()) {
@@ -1529,7 +1532,7 @@ void WebServer::on_alarm_control_panel_update(alarm_control_panel::AlarmControlP
 }
 void WebServer::handle_alarm_control_panel_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (alarm_control_panel::AlarmControlPanel *obj : App.get_alarm_control_panels()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
 
     if (request->method() == HTTP_GET && match.method_empty()) {
@@ -1608,10 +1611,11 @@ void WebServer::on_event(event::Event *obj, const std::string &event_type) {
 
 void WebServer::handle_event_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (event::Event *obj : App.get_events()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
 
-    if (request->method() == HTTP_GET && match.method_empty()) {
+    // Note: request->method() is always HTTP_GET here (canHandle ensures this)
+    if (match.method_empty()) {
       auto detail = get_request_detail(request);
       std::string data = this->event_json(obj, "", detail);
       request->send(200, "application/json", data.c_str());
@@ -1673,7 +1677,7 @@ void WebServer::on_update(update::UpdateEntity *obj) {
 }
 void WebServer::handle_update_request(AsyncWebServerRequest *request, const UrlMatch &match) {
   for (update::UpdateEntity *obj : App.get_updates()) {
-    if (!match.id_equals(obj->get_object_id()))
+    if (!match.id_equals_entity(obj))
       continue;
 
     if (request->method() == HTTP_GET && match.method_empty()) {

esphome/components/web_server/web_server.h

@@ -48,8 +48,15 @@ struct UrlMatch {
     return domain && domain_len == strlen(str) && memcmp(domain, str, domain_len) == 0;
   }
 
-  bool id_equals(const std::string &str) const {
+  bool id_equals_entity(EntityBase *entity) const {
-    return id && id_len == str.length() && memcmp(id, str.c_str(), id_len) == 0;
+    // Zero-copy comparison using StringRef
+    StringRef static_ref = entity->get_object_id_ref_for_api_();
+    if (!static_ref.empty()) {
+      return id && id_len == static_ref.size() && memcmp(id, static_ref.c_str(), id_len) == 0;
+    }
+    // Fallback to allocation (rare)
+    const auto &obj_id = entity->get_object_id();
+    return id && id_len == obj_id.length() && memcmp(id, obj_id.c_str(), id_len) == 0;
   }
 
   bool method_equals(const char *str) const {
@@ -141,7 +148,7 @@ class DeferredUpdateEventSource : public AsyncEventSource {
 
 class DeferredUpdateEventSourceList : public std::list<DeferredUpdateEventSource *> {
  protected:
-  void on_client_connect_(WebServer *ws, DeferredUpdateEventSource *source);
+  void on_client_connect_(DeferredUpdateEventSource *source);
   void on_client_disconnect_(DeferredUpdateEventSource *source);
 
  public:

esphome/components/web_server_idf/web_server_idf.cpp

@@ -4,6 +4,7 @@
 #include <memory>
 #include <cstring>
 #include <cctype>
+#include <cinttypes>
 
 #include "esphome/core/helpers.h"
 #include "esphome/core/log.h"
@@ -245,8 +246,8 @@ void AsyncWebServerRequest::redirect(const std::string &url) {
 }
 
 void AsyncWebServerRequest::init_response_(AsyncWebServerResponse *rsp, int code, const char *content_type) {
-  // Set status code - use constants for common codes to avoid string allocation
+  // Set status code - use constants for common codes, default to 500 for unknown codes
-  const char *status = nullptr;
+  const char *status;
   switch (code) {
     case 200:
       status = HTTPD_200;
@@ -258,9 +259,10 @@ void AsyncWebServerRequest::init_response_(AsyncWebServerResponse *rsp, int code
       status = HTTPD_409;
       break;
     default:
+      status = HTTPD_500;
       break;
   }
-  httpd_resp_set_status(*this, status == nullptr ? to_string(code).c_str() : status);
+  httpd_resp_set_status(*this, status);
 
   if (content_type && *content_type) {
     httpd_resp_set_type(*this, content_type);
@@ -348,7 +350,13 @@ void AsyncWebServerResponse::addHeader(const char *name, const char *value) {
   httpd_resp_set_hdr(*this->req_, name, value);
 }
 
-void AsyncResponseStream::print(float value) { this->print(to_string(value)); }
+void AsyncResponseStream::print(float value) {
+  // Use stack buffer to avoid temporary string allocation
+  // Size: sign (1) + digits (10) + decimal (1) + precision (6) + exponent (5) + null (1) = 24, use 32 for safety
+  char buf[32];
+  int len = snprintf(buf, sizeof(buf), "%f", value);
+  this->content_.append(buf, len);
+}
 
 void AsyncResponseStream::printf(const char *fmt, ...) {
   va_list args;
@@ -494,8 +502,7 @@ void AsyncEventSourceResponse::deq_push_back_with_dedup_(void *source, message_g
   // Use range-based for loop instead of std::find_if to reduce template instantiation overhead and binary size
   for (auto &event : this->deferred_queue_) {
     if (event == item) {
-      event = item;
+      return;  // Already in queue, no need to update since items are equal
-      return;
     }
   }
   this->deferred_queue_.push_back(item);
@@ -594,16 +601,19 @@ bool AsyncEventSourceResponse::try_send_nodefer(const char *message, const char
 
   event_buffer_.append(chunk_len_header);
 
+  // Use stack buffer for formatting numeric fields to avoid temporary string allocations
+  // Size: "retry: " (7) + max uint32 (10 digits) + CRLF (2) + null (1) = 20 bytes, use 32 for safety
+  constexpr size_t num_buf_size = 32;
+  char num_buf[num_buf_size];
+
   if (reconnect) {
-    event_buffer_.append("retry: ", sizeof("retry: ") - 1);
+    int len = snprintf(num_buf, num_buf_size, "retry: %" PRIu32 CRLF_STR, reconnect);
-    event_buffer_.append(to_string(reconnect));
+    event_buffer_.append(num_buf, len);
-    event_buffer_.append(CRLF_STR, CRLF_LEN);
   }
 
   if (id) {
-    event_buffer_.append("id: ", sizeof("id: ") - 1);
+    int len = snprintf(num_buf, num_buf_size, "id: %" PRIu32 CRLF_STR, id);
-    event_buffer_.append(to_string(id));
+    event_buffer_.append(num_buf, len);
-    event_buffer_.append(CRLF_STR, CRLF_LEN);
   }
 
   if (event && *event) {

esphome/components/zephyr/core.cpp

@@ -3,7 +3,7 @@
 #include <zephyr/kernel.h>
 #include <zephyr/drivers/watchdog.h>
 #include <zephyr/sys/reboot.h>
-#include <zephyr/random/rand32.h>
+#include <zephyr/random/random.h>
 #include "esphome/core/hal.h"
 #include "esphome/core/helpers.h"
 

esphome/components/zephyr/gpio.cpp

@@ -8,8 +8,8 @@ namespace zephyr {
 
 static const char *const TAG = "zephyr";
 
-static int flags_to_mode(gpio::Flags flags, bool inverted, bool value) {
+static gpio_flags_t flags_to_mode(gpio::Flags flags, bool inverted, bool value) {
-  int ret = 0;
+  gpio_flags_t ret = 0;
   if (flags & gpio::FLAG_INPUT) {
     ret |= GPIO_INPUT;
   }
@@ -79,7 +79,10 @@ void ZephyrGPIOPin::pin_mode(gpio::Flags flags) {
   if (nullptr == this->gpio_) {
     return;
   }
-  gpio_pin_configure(this->gpio_, this->pin_ % 32, flags_to_mode(flags, this->inverted_, this->value_));
+  auto ret = gpio_pin_configure(this->gpio_, this->pin_ % 32, flags_to_mode(flags, this->inverted_, this->value_));
+  if (ret != 0) {
+    ESP_LOGE(TAG, "gpio %u cannot be configured %d.", this->pin_, ret);
+  }
 }
 
 std::string ZephyrGPIOPin::dump_summary() const {

esphome/config_validation.py

@@ -2,6 +2,7 @@
 
 from __future__ import annotations
 
+from collections.abc import Callable
 from contextlib import contextmanager, suppress
 from dataclasses import dataclass
 from datetime import datetime
@@ -18,6 +19,7 @@ import logging
 from pathlib import Path
 import re
 from string import ascii_letters, digits
+import typing
 import uuid as uuid_
 
 import voluptuous as vol
@@ -1763,16 +1765,37 @@ class SplitDefault(Optional):
 
 
 class OnlyWith(Optional):
-    """Set the default value only if the given component is loaded."""
+    """Set the default value only if the given component(s) is/are loaded.
 
-    def __init__(self, key, component, default=None):
+    This validator allows configuration keys to have defaults that are only applied
+    when specific component(s) are loaded. Supports both single component names and
+    lists of components.
+
+    Args:
+        key: Configuration key
+        component: Single component name (str) or list of component names.
+                  For lists, ALL components must be loaded for the default to apply.
+        default: Default value to use when condition is met
+
+    Example:
+        # Single component
+        cv.OnlyWith(CONF_MQTT_ID, "mqtt"): cv.declare_id(MQTTComponent)
+
+        # Multiple components (all must be loaded)
+        cv.OnlyWith(CONF_ZIGBEE_ID, ["zigbee", "nrf52"]): cv.use_id(Zigbee)
+    """
+
+    def __init__(self, key, component: str | list[str], default=None) -> None:
         super().__init__(key)
         self._component = component
         self._default = vol.default_factory(default)
 
     @property
-    def default(self):
+    def default(self) -> Callable[[], typing.Any] | vol.Undefined:
-        if self._component in CORE.loaded_integrations:
+        if isinstance(self._component, list):
+            if all(c in CORE.loaded_integrations for c in self._component):
+                return self._default
+        elif self._component in CORE.loaded_integrations:
             return self._default
         return vol.UNDEFINED
 

esphome/core/application.cpp

@@ -576,11 +576,12 @@ void Application::yield_with_select_(uint32_t delay_ms) {
     // Update fd_set if socket list has changed
     if (this->socket_fds_changed_) {
       FD_ZERO(&this->base_read_fds_);
+      // fd bounds are already validated in register_socket_fd() or guaranteed by platform design:
+      // - ESP32: LwIP guarantees fd < FD_SETSIZE by design (LWIP_SOCKET_OFFSET = FD_SETSIZE - CONFIG_LWIP_MAX_SOCKETS)
+      // - Other platforms: register_socket_fd() validates fd < FD_SETSIZE
       for (int fd : this->socket_fds_) {
-        if (fd >= 0 && fd < FD_SETSIZE) {
         FD_SET(fd, &this->base_read_fds_);
       }
-      }
       this->socket_fds_changed_ = false;
     }
 

esphome/core/base_automation.h

@@ -10,6 +10,7 @@
 #include "esphome/core/helpers.h"
 
 #include <vector>
+#include <forward_list>
 
 namespace esphome {
 
@@ -102,7 +103,7 @@ template<typename... Ts> class ForCondition : public Condition<Ts...>, public Co
   bool check_internal() {
     bool cond = this->condition_->check();
     if (!cond)
-      this->last_inactive_ = millis();
+      this->last_inactive_ = App.get_loop_component_start_time();
     return cond;
   }
 
@@ -268,32 +269,28 @@ template<typename... Ts> class WhileAction : public Action<Ts...> {
   void add_then(const std::initializer_list<Action<Ts...> *> &actions) {
     this->then_.add_actions(actions);
     this->then_.add_action(new LambdaAction<Ts...>([this](Ts... x) {
-      if (this->num_running_ > 0 && this->condition_->check_tuple(this->var_)) {
+      if (this->num_running_ > 0 && this->condition_->check(x...)) {
         // play again
-        if (this->num_running_ > 0) {
+        this->then_.play(x...);
-          this->then_.play_tuple(this->var_);
-        }
       } else {
         // condition false, play next
-        this->play_next_tuple_(this->var_);
+        this->play_next_(x...);
       }
     }));
   }
 
   void play_complex(Ts... x) override {
     this->num_running_++;
-    // Store loop parameters
-    this->var_ = std::make_tuple(x...);
     // Initial condition check
-    if (!this->condition_->check_tuple(this->var_)) {
+    if (!this->condition_->check(x...)) {
       // If new condition check failed, stop loop if running
       this->then_.stop();
-      this->play_next_tuple_(this->var_);
+      this->play_next_(x...);
       return;
     }
 
     if (this->num_running_ > 0) {
-      this->then_.play_tuple(this->var_);
+      this->then_.play(x...);
     }
   }
 
@@ -305,7 +302,6 @@ template<typename... Ts> class WhileAction : public Action<Ts...> {
  protected:
   Condition<Ts...> *condition_;
   ActionList<Ts...> then_;
-  std::tuple<Ts...> var_{};
 };
 
 template<typename... Ts> class RepeatAction : public Action<Ts...> {
@@ -317,7 +313,7 @@ template<typename... Ts> class RepeatAction : public Action<Ts...> {
     this->then_.add_action(new LambdaAction<uint32_t, Ts...>([this](uint32_t iteration, Ts... x) {
       iteration++;
       if (iteration >= this->count_.value(x...)) {
-        this->play_next_tuple_(this->var_);
+        this->play_next_(x...);
       } else {
         this->then_.play(iteration, x...);
       }
@@ -326,11 +322,10 @@ template<typename... Ts> class RepeatAction : public Action<Ts...> {
 
   void play_complex(Ts... x) override {
     this->num_running_++;
-    this->var_ = std::make_tuple(x...);
     if (this->count_.value(x...) > 0) {
       this->then_.play(0, x...);
     } else {
-      this->play_next_tuple_(this->var_);
+      this->play_next_(x...);
     }
   }
 
@@ -341,15 +336,26 @@ template<typename... Ts> class RepeatAction : public Action<Ts...> {
 
  protected:
   ActionList<uint32_t, Ts...> then_;
-  std::tuple<Ts...> var_;
 };
 
+/** Wait until a condition is true to continue execution.
+ *
+ * Uses queue-based storage to safely handle concurrent executions.
+ * While concurrent execution from the same trigger is uncommon, it's possible
+ * (e.g., rapid button presses, high-frequency sensor updates), so we use
+ * queue-based storage for correctness.
+ */
 template<typename... Ts> class WaitUntilAction : public Action<Ts...>, public Component {
  public:
   WaitUntilAction(Condition<Ts...> *condition) : condition_(condition) {}
 
   TEMPLATABLE_VALUE(uint32_t, timeout_value)
 
+  void setup() override {
+    // Start with loop disabled - only enable when there's work to do
+    this->disable_loop();
+  }
+
   void play_complex(Ts... x) override {
     this->num_running_++;
     // Check if we can continue immediately.
@@ -359,13 +365,14 @@ template<typename... Ts> class WaitUntilAction : public Action<Ts...>, public Co
       }
       return;
     }
-    this->var_ = std::make_tuple(x...);
 
-    if (this->timeout_value_.has_value()) {
+    // Store for later processing
-      auto f = std::bind(&WaitUntilAction<Ts...>::play_next_, this, x...);
+    auto now = millis();
-      this->set_timeout("timeout", this->timeout_value_.value(x...), f);
+    auto timeout = this->timeout_value_.optional_value(x...);
-    }
+    this->var_queue_.emplace_front(now, timeout, std::make_tuple(x...));
 
+    // Enable loop now that we have work to do
+    this->enable_loop();
     this->loop();
   }
 
@@ -373,13 +380,32 @@ template<typename... Ts> class WaitUntilAction : public Action<Ts...>, public Co
     if (this->num_running_ == 0)
       return;
 
-    if (!this->condition_->check_tuple(this->var_)) {
+    auto now = App.get_loop_component_start_time();
-      return;
+
+    this->var_queue_.remove_if([&](auto &queued) {
+      auto start = std::get<uint32_t>(queued);
+      auto timeout = std::get<optional<uint32_t>>(queued);
+      auto &var = std::get<std::tuple<Ts...>>(queued);
+
+      auto expired = timeout && (now - start) >= *timeout;
+
+      if (!expired && !this->condition_->check_tuple(var)) {
+        return false;
       }
 
-    this->cancel_timeout("timeout");
+      this->play_next_tuple_(var);
+      return true;
+    });
 
-    this->play_next_tuple_(this->var_);
+    // If queue is now empty, disable loop until next play_complex
+    if (this->var_queue_.empty()) {
+      this->disable_loop();
+    }
+  }
+
+  void stop() override {
+    this->var_queue_.clear();
+    this->disable_loop();
   }
 
   float get_setup_priority() const override { return setup_priority::DATA; }
@@ -387,11 +413,9 @@ template<typename... Ts> class WaitUntilAction : public Action<Ts...>, public Co
   void play(Ts... x) override { /* ignore - see play_complex */
   }
 
-  void stop() override { this->cancel_timeout("timeout"); }
-
  protected:
   Condition<Ts...> *condition_;
-  std::tuple<Ts...> var_{};
+  std::forward_list<std::tuple<uint32_t, optional<uint32_t>, std::tuple<Ts...>>> var_queue_{};
 };
 
 template<typename... Ts> class UpdateComponentAction : public Action<Ts...> {

esphome/core/component.cpp

@@ -284,6 +284,7 @@ bool Component::is_ready() const {
          (this->component_state_ & COMPONENT_STATE_MASK) == COMPONENT_STATE_LOOP_DONE ||
          (this->component_state_ & COMPONENT_STATE_MASK) == COMPONENT_STATE_SETUP;
 }
+bool Component::is_idle() const { return (this->component_state_ & COMPONENT_STATE_MASK) == COMPONENT_STATE_LOOP_DONE; }
 bool Component::can_proceed() { return true; }
 bool Component::status_has_warning() const { return this->component_state_ & STATUS_LED_WARNING; }
 bool Component::status_has_error() const { return this->component_state_ & STATUS_LED_ERROR; }

esphome/core/component.h

@@ -141,6 +141,14 @@ class Component {
    */
   bool is_in_loop_state() const;
 
+  /** Check if this component is idle.
+   * Being idle means being in LOOP_DONE state.
+   * This means the component has completed setup, is not failed, but its loop is currently disabled.
+   *
+   * @return True if the component is idle
+   */
+  bool is_idle() const;
+
   /** Mark this component as failed. Any future timeouts/intervals/setup/loop will no longer be called.
    *
    * This might be useful if a component wants to indicate that a connection to its peripheral failed.

esphome/core/entity_base.h

@@ -17,6 +17,10 @@ namespace api {
 class APIConnection;
 }  // namespace api
 
+namespace web_server {
+struct UrlMatch;
+}  // namespace web_server
+
 enum EntityCategory : uint8_t {
   ENTITY_CATEGORY_NONE = 0,
   ENTITY_CATEGORY_CONFIG = 1,
@@ -116,6 +120,7 @@ class EntityBase {
 
  protected:
   friend class api::APIConnection;
+  friend struct web_server::UrlMatch;
 
   // Get object_id as StringRef when it's static (for API usage)
   // Returns empty StringRef if object_id is dynamic (needs allocation)

esphome/core/scheduler.cpp

@@ -316,59 +316,37 @@ optional<uint32_t> HOT Scheduler::next_schedule_in(uint32_t now) {
     return 0;
   return next_exec - now_64;
 }
-void HOT Scheduler::call(uint32_t now) {
-#ifndef ESPHOME_THREAD_SINGLE
-  // Process defer queue first to guarantee FIFO execution order for deferred items.
-  // Previously, defer() used the heap which gave undefined order for equal timestamps,
-  // causing race conditions on multi-core systems (ESP32, BK7200).
-  // With the defer queue:
-  // - Deferred items (delay=0) go directly to defer_queue_ in set_timer_common_
-  // - Items execute in exact order they were deferred (FIFO guarantee)
-  // - No deferred items exist in to_add_, so processing order doesn't affect correctness
-  // Single-core platforms don't use this queue and fall back to the heap-based approach.
-  //
-  // Note: Items cancelled via cancel_item_locked_() are marked with remove=true but still
-  // processed here. They are skipped during execution by should_skip_item_().
-  // This is intentional - no memory leak occurs.
-  //
-  // We use an index (defer_queue_front_) to track the read position instead of calling
-  // erase() on every pop, which would be O(n). The queue is processed once per loop -
-  // any items added during processing are left for the next loop iteration.
 
-  // Snapshot the queue end point - only process items that existed at loop start
+void Scheduler::full_cleanup_removed_items_() {
-  // Items added during processing (by callbacks or other threads) run next loop
+  // We hold the lock for the entire cleanup operation because:
-  // No lock needed: single consumer (main loop), stale read just means we process less this iteration
+  // 1. We're rebuilding the entire items_ list, so we need exclusive access throughout
-  size_t defer_queue_end = this->defer_queue_.size();
+  // 2. Other threads must see either the old state or the new state, not intermediate states
+  // 3. The operation is already expensive (O(n)), so lock overhead is negligible
+  // 4. No operations inside can block or take other locks, so no deadlock risk
+  LockGuard guard{this->lock_};
 
-  while (this->defer_queue_front_ < defer_queue_end) {
+  std::vector<std::unique_ptr<SchedulerItem>> valid_items;
-    std::unique_ptr<SchedulerItem> item;
-    {
-      LockGuard lock(this->lock_);
-      // SAFETY: Moving out the unique_ptr leaves a nullptr in the vector at defer_queue_front_.
-      // This is intentional and safe because:
-      // 1. The vector is only cleaned up by cleanup_defer_queue_locked_() at the end of this function
-      // 2. Any code iterating defer_queue_ MUST check for nullptr items (see mark_matching_items_removed_
-      //    and has_cancelled_timeout_in_container_ in scheduler.h)
-      // 3. The lock protects concurrent access, but the nullptr remains until cleanup
-      item = std::move(this->defer_queue_[this->defer_queue_front_]);
-      this->defer_queue_front_++;
-    }
 
-    // Execute callback without holding lock to prevent deadlocks
+  // Move all non-removed items to valid_items, recycle removed ones
-    // if the callback tries to call defer() again
+  for (auto &item : this->items_) {
-    if (!this->should_skip_item_(item.get())) {
+    if (!is_item_removed_(item.get())) {
-      now = this->execute_item_(item.get(), now);
+      valid_items.push_back(std::move(item));
-    }
+    } else {
-    // Recycle the defer item after execution
+      // Recycle removed items
       this->recycle_item_(std::move(item));
     }
-
-  // If we've consumed all items up to the snapshot point, clean up the dead space
-  // Single consumer (main loop), so no lock needed for this check
-  if (this->defer_queue_front_ >= defer_queue_end) {
-    LockGuard lock(this->lock_);
-    this->cleanup_defer_queue_locked_();
   }
+
+  // Replace items_ with the filtered list
+  this->items_ = std::move(valid_items);
+  // Rebuild the heap structure since items are no longer in heap order
+  std::make_heap(this->items_.begin(), this->items_.end(), SchedulerItem::cmp);
+  this->to_remove_ = 0;
+}
+
+void HOT Scheduler::call(uint32_t now) {
+#ifndef ESPHOME_THREAD_SINGLE
+  this->process_defer_queue_(now);
 #endif /* not ESPHOME_THREAD_SINGLE */
 
   // Convert the fresh timestamp from main loop to 64-bit for scheduler operations
@@ -429,30 +407,7 @@ void HOT Scheduler::call(uint32_t now) {
   // If we still have too many cancelled items, do a full cleanup
   // This only happens if cancelled items are stuck in the middle/bottom of the heap
   if (this->to_remove_ >= MAX_LOGICALLY_DELETED_ITEMS) {
-    // We hold the lock for the entire cleanup operation because:
+    this->full_cleanup_removed_items_();
-    // 1. We're rebuilding the entire items_ list, so we need exclusive access throughout
-    // 2. Other threads must see either the old state or the new state, not intermediate states
-    // 3. The operation is already expensive (O(n)), so lock overhead is negligible
-    // 4. No operations inside can block or take other locks, so no deadlock risk
-    LockGuard guard{this->lock_};
-
-    std::vector<std::unique_ptr<SchedulerItem>> valid_items;
-
-    // Move all non-removed items to valid_items, recycle removed ones
-    for (auto &item : this->items_) {
-      if (!is_item_removed_(item.get())) {
-        valid_items.push_back(std::move(item));
-      } else {
-        // Recycle removed items
-        this->recycle_item_(std::move(item));
-      }
-    }
-
-    // Replace items_ with the filtered list
-    this->items_ = std::move(valid_items);
-    // Rebuild the heap structure since items are no longer in heap order
-    std::make_heap(this->items_.begin(), this->items_.end(), SchedulerItem::cmp);
-    this->to_remove_ = 0;
   }
   while (!this->items_.empty()) {
     // Don't copy-by value yet

esphome/core/scheduler.h

@@ -263,7 +263,65 @@ class Scheduler {
   // Helper to recycle a SchedulerItem
   void recycle_item_(std::unique_ptr<SchedulerItem> item);
 
+  // Helper to perform full cleanup when too many items are cancelled
+  void full_cleanup_removed_items_();
+
 #ifndef ESPHOME_THREAD_SINGLE
+  // Helper to process defer queue - inline for performance in hot path
+  inline void process_defer_queue_(uint32_t &now) {
+    // Process defer queue first to guarantee FIFO execution order for deferred items.
+    // Previously, defer() used the heap which gave undefined order for equal timestamps,
+    // causing race conditions on multi-core systems (ESP32, BK7200).
+    // With the defer queue:
+    // - Deferred items (delay=0) go directly to defer_queue_ in set_timer_common_
+    // - Items execute in exact order they were deferred (FIFO guarantee)
+    // - No deferred items exist in to_add_, so processing order doesn't affect correctness
+    // Single-core platforms don't use this queue and fall back to the heap-based approach.
+    //
+    // Note: Items cancelled via cancel_item_locked_() are marked with remove=true but still
+    // processed here. They are skipped during execution by should_skip_item_().
+    // This is intentional - no memory leak occurs.
+    //
+    // We use an index (defer_queue_front_) to track the read position instead of calling
+    // erase() on every pop, which would be O(n). The queue is processed once per loop -
+    // any items added during processing are left for the next loop iteration.
+
+    // Snapshot the queue end point - only process items that existed at loop start
+    // Items added during processing (by callbacks or other threads) run next loop
+    // No lock needed: single consumer (main loop), stale read just means we process less this iteration
+    size_t defer_queue_end = this->defer_queue_.size();
+
+    while (this->defer_queue_front_ < defer_queue_end) {
+      std::unique_ptr<SchedulerItem> item;
+      {
+        LockGuard lock(this->lock_);
+        // SAFETY: Moving out the unique_ptr leaves a nullptr in the vector at defer_queue_front_.
+        // This is intentional and safe because:
+        // 1. The vector is only cleaned up by cleanup_defer_queue_locked_() at the end of this function
+        // 2. Any code iterating defer_queue_ MUST check for nullptr items (see mark_matching_items_removed_
+        //    and has_cancelled_timeout_in_container_ in scheduler.h)
+        // 3. The lock protects concurrent access, but the nullptr remains until cleanup
+        item = std::move(this->defer_queue_[this->defer_queue_front_]);
+        this->defer_queue_front_++;
+      }
+
+      // Execute callback without holding lock to prevent deadlocks
+      // if the callback tries to call defer() again
+      if (!this->should_skip_item_(item.get())) {
+        now = this->execute_item_(item.get(), now);
+      }
+      // Recycle the defer item after execution
+      this->recycle_item_(std::move(item));
+    }
+
+    // If we've consumed all items up to the snapshot point, clean up the dead space
+    // Single consumer (main loop), so no lock needed for this check
+    if (this->defer_queue_front_ >= defer_queue_end) {
+      LockGuard lock(this->lock_);
+      this->cleanup_defer_queue_locked_();
+    }
+  }
+
   // Helper to cleanup defer_queue_ after processing
   // IMPORTANT: Caller must hold the scheduler lock before calling this function.
   inline void cleanup_defer_queue_locked_() {

esphome/cpp_generator.py

@@ -350,7 +350,7 @@ def safe_exp(obj: SafeExpType) -> Expression:
         return IntLiteral(int(obj.total_seconds))
     if isinstance(obj, TimePeriodMinutes):
         return IntLiteral(int(obj.total_minutes))
-    if isinstance(obj, tuple | list):
+    if isinstance(obj, (tuple, list)):
         return ArrayInitializer(*[safe_exp(o) for o in obj])
     if obj is bool:
         return bool_

pyproject.toml

@@ -133,7 +133,6 @@ ignore = [
   "PLW1641", # Object does not implement `__hash__` method
   "PLR2004", # Magic value used in comparison, consider replacing {value} with a constant variable
   "PLW2901", # Outer {outer_kind} variable {name} overwritten by inner {inner_kind} target
-  "UP038", # https://github.com/astral-sh/ruff/issues/7871 https://github.com/astral-sh/ruff/pull/16681
 ]
 
 [tool.ruff.lint.isort]

requirements_test.txt

@@ -1,6 +1,6 @@
 pylint==4.0.2
 flake8==7.3.0  # also change in .pre-commit-config.yaml when updating
-ruff==0.14.2  # also change in .pre-commit-config.yaml when updating
+ruff==0.14.3  # also change in .pre-commit-config.yaml when updating
 pyupgrade==3.21.0  # also change in .pre-commit-config.yaml when updating
 pre-commit
 

tests/components/api/common-base.yaml

@@ -87,3 +87,99 @@ api:
               - float_arr.size()
               - string_arr[0].c_str()
               - string_arr.size()
+    # Test ContinuationAction (IfAction with then/else branches)
+    - action: test_if_action
+      variables:
+        condition: bool
+        value: int
+      then:
+        - if:
+            condition:
+              lambda: 'return condition;'
+            then:
+              - logger.log:
+                  format: "Condition true, value: %d"
+                  args: ['value']
+            else:
+              - logger.log:
+                  format: "Condition false, value: %d"
+                  args: ['value']
+        - logger.log: "After if/else"
+    # Test nested IfAction (multiple ContinuationAction instances)
+    - action: test_nested_if
+      variables:
+        outer: bool
+        inner: bool
+      then:
+        - if:
+            condition:
+              lambda: 'return outer;'
+            then:
+              - if:
+                  condition:
+                    lambda: 'return inner;'
+                  then:
+                    - logger.log: "Both true"
+                  else:
+                    - logger.log: "Outer true, inner false"
+            else:
+              - logger.log: "Outer false"
+        - logger.log: "After nested if"
+    # Test WhileLoopContinuation (WhileAction)
+    - action: test_while_action
+      variables:
+        max_count: int
+      then:
+        - lambda: 'id(api_continuation_test_counter) = 0;'
+        - while:
+            condition:
+              lambda: 'return id(api_continuation_test_counter) < max_count;'
+            then:
+              - logger.log:
+                  format: "While loop iteration: %d"
+                  args: ['id(api_continuation_test_counter)']
+              - lambda: 'id(api_continuation_test_counter)++;'
+        - logger.log: "After while loop"
+    # Test RepeatLoopContinuation (RepeatAction)
+    - action: test_repeat_action
+      variables:
+        count: int
+      then:
+        - repeat:
+            count: !lambda 'return count;'
+            then:
+              - logger.log:
+                  format: "Repeat iteration: %d"
+                  args: ['iteration']
+        - logger.log: "After repeat"
+    # Test combined continuations (if + while + repeat)
+    - action: test_combined_continuations
+      variables:
+        do_loop: bool
+        loop_count: int
+      then:
+        - if:
+            condition:
+              lambda: 'return do_loop;'
+            then:
+              - repeat:
+                  count: !lambda 'return loop_count;'
+                  then:
+                    - lambda: 'id(api_continuation_test_counter) = iteration;'
+                    - while:
+                        condition:
+                          lambda: 'return id(api_continuation_test_counter) > 0;'
+                        then:
+                          - logger.log:
+                              format: "Combined: repeat=%d, while=%d"
+                              args: ['iteration', 'id(api_continuation_test_counter)']
+                          - lambda: 'id(api_continuation_test_counter)--;'
+            else:
+              - logger.log: "Skipped loops"
+        - logger.log: "After combined test"
+
+globals:
+  - id: api_continuation_test_counter
+    type: int
+    restore_value: false
+    initial_value: '0'

tests/components/esphome/common.yaml

@@ -10,7 +10,11 @@ esphome:
   on_shutdown:
     logger.log: on_shutdown
   on_loop:
-    logger.log: on_loop
+    if:
+      condition:
+        component.is_idle: binary_sensor_id
+      then:
+        logger.log: on_loop - sensor idle
   compile_process_limit: 1
   min_version: "2025.1"
   name_add_mac_suffix: true
@@ -34,5 +38,6 @@ esphome:
 
 binary_sensor:
   - platform: template
+    id: binary_sensor_id
     name: Other device sensor
     device_id: other_device

tests/components/font/common.yaml

@@ -21,12 +21,12 @@ font:
     id: roboto_greek
     size: 20
     glyphs: ["\u0300", "\u00C5", "\U000000C7"]
-  - file: "https://github.com/IdreesInc/Monocraft/releases/download/v3.0/Monocraft.ttf"
+  - file: "https://media.esphome.io/tests/fonts/Monocraft.ttf"
     id: monocraft
     size: 20
   - file:
       type: web
-      url: "https://github.com/IdreesInc/Monocraft/releases/download/v3.0/Monocraft.ttf"
+      url: "https://media.esphome.io/tests/fonts/Monocraft.ttf"
     id: monocraft2
     size: 24
   - file: $component_dir/Monocraft.ttf

tests/components/font/test.host.yaml

@@ -21,12 +21,12 @@ font:
     id: roboto_greek
     size: 20
     glyphs: ["\u0300", "\u00C5", "\U000000C7"]
-  - file: "https://github.com/IdreesInc/Monocraft/releases/download/v3.0/Monocraft.ttf"
+  - file: "https://media.esphome.io/tests/fonts/Monocraft.ttf"
     id: monocraft
     size: 20
   - file:
       type: web
-      url: "https://github.com/IdreesInc/Monocraft/releases/download/v3.0/Monocraft.ttf"
+      url: "https://media.esphome.io/tests/fonts/Monocraft.ttf"
     id: monocraft2
     size: 24
   - file: $component_dir/Monocraft.ttf

tests/components/image/common.yaml

@@ -50,16 +50,16 @@ image:
     transparency: opaque
 
   - id: web_svg_image
-    file: https://raw.githubusercontent.com/esphome/esphome-docs/a62d7ab193c1a464ed791670170c7d518189109b/images/logo.svg
+    file: https://media.esphome.io/logo/logo.svg
     resize: 256x48
     type: BINARY
     transparency: chroma_key
   - id: web_tiff_image
-    file: https://upload.wikimedia.org/wikipedia/commons/b/b6/SIPI_Jelly_Beans_4.1.07.tiff
+    file: https://media.esphome.io/tests/images/SIPI_Jelly_Beans_4.1.07.tiff
     type: RGB
     resize: 48x48
   - id: web_redirect_image
-    file: https://avatars.githubusercontent.com/u/3060199?s=48&v=4
+    file: https://media.esphome.io/logo/logo.png
     type: RGB
     resize: 48x48
   - id: mdi_alert

tests/components/json/common.yaml

@@ -14,12 +14,14 @@ interval:
 
           // Test parse_json
           bool parse_ok = esphome::json::parse_json(json_str, [](JsonObject root) {
-            if (root.containsKey("sensor") && root.containsKey("value")) {
+            if (root["sensor"].is<const char*>() && root["value"].is<float>()) {
               const char* sensor = root["sensor"];
               float value = root["value"];
               ESP_LOGD("test", "Parsed: sensor=%s, value=%.1f", sensor, value);
+              return true;
             } else {
               ESP_LOGD("test", "Parsed JSON missing required keys");
+              return false;
             }
           });
           ESP_LOGD("test", "Parse result (JSON syntax only): %s", parse_ok ? "success" : "failed");

tests/components/lvgl/test.esp32-idf.yaml

@@ -68,5 +68,13 @@ lvgl:
     enter_button: pushbutton
     group: general
     initial_focus: lv_roller
+  on_draw_start:
+    - logger.log: draw started
+  on_draw_end:
+    - logger.log: draw ended
+    - lvgl.pause:
+    - component.update: tft_display
+    - delay: 60s
+    - lvgl.resume:
 
 <<: !include common.yaml

tests/components/network/test-ipv6.host.yaml

@@ -0,0 +1,2 @@
+network:
+  enable_ipv6: true

tests/components/nrf52/test-bootloader.nrf52-xiao-ble.yaml

@@ -0,0 +1,3 @@
+nrf52:
+  # it is not correct bootloader for the board
+  bootloader: adafruit_nrf52_sd140_v6

tests/components/sdl/common.yaml

@@ -14,10 +14,10 @@ display:
 binary_sensor:
   - platform: sdl
     id: key_up
-    key: SDLK_a
+    key: SDLK_UP
   - platform: sdl
     id: key_down
-    key: SDLK_d
+    key: SDLK_DOWN
   - platform: sdl
     id: key_enter
-    key: SDLK_s
+    key: SDLK_RETURN

tests/components/web_server_idf/common.yaml

@@ -0,0 +1,29 @@
+esphome:
+  name: test-web-server-idf
+
+esp32:
+  board: esp32dev
+  framework:
+    type: esp-idf
+
+network:
+
+# Add some entities to test SSE event formatting
+sensor:
+  - platform: template
+    name: "Test Sensor"
+    id: test_sensor
+    update_interval: 60s
+    lambda: "return 42.5;"
+
+binary_sensor:
+  - platform: template
+    name: "Test Binary Sensor"
+    id: test_binary_sensor
+    lambda: "return true;"
+
+switch:
+  - platform: template
+    name: "Test Switch"
+    id: test_switch
+    optimistic: true

tests/components/web_server_idf/test.esp32-idf.yaml

@@ -0,0 +1,3 @@
+<<: !include common.yaml
+
+web_server:

tests/integration/fixtures/action_concurrent_reentry.yaml

@@ -0,0 +1,105 @@
+esphome:
+  name: action-concurrent-reentry
+  on_boot:
+    - priority: -100
+      then:
+        - repeat:
+            count: 5
+            then:
+              - lambda: id(handler_wait_until)->execute(id(global_counter));
+              - lambda: id(handler_repeat)->execute(id(global_counter));
+              - lambda: id(handler_while)->execute(id(global_counter));
+              - lambda: id(handler_script_wait)->execute(id(global_counter));
+              - delay: 50ms
+              - lambda: id(global_counter)++;
+              - delay: 50ms
+
+host:
+
+api:
+
+globals:
+  - id: global_counter
+    type: int
+
+script:
+  - id: handler_wait_until
+
+    mode: parallel
+
+    parameters:
+      arg: int
+
+    then:
+      - wait_until:
+          condition:
+            lambda: return id(global_counter) == 5;
+
+      - logger.log:
+          format: "AFTER wait_until ARG %d"
+          args:
+            - arg
+
+  - id: handler_script_wait
+
+    mode: parallel
+
+    parameters:
+      arg: int
+
+    then:
+      - script.wait: handler_wait_until
+
+      - logger.log:
+          format: "AFTER script.wait ARG %d"
+          args:
+            - arg
+
+  - id: handler_repeat
+
+    mode: parallel
+
+    parameters:
+      arg: int
+
+    then:
+      - repeat:
+          count: 3
+          then:
+            - logger.log:
+                format: "IN repeat %d ARG %d"
+                args:
+                  - iteration
+                  - arg
+            - delay: 100ms
+
+      - logger.log:
+          format: "AFTER repeat ARG %d"
+          args:
+            - arg
+
+  - id: handler_while
+
+    mode: parallel
+
+    parameters:
+      arg: int
+
+    then:
+      - while:
+          condition:
+            lambda: return id(global_counter) != 5;
+          then:
+            - logger.log:
+                format: "IN while ARG %d"
+                args:
+                  - arg
+            - delay: 100ms
+
+      - logger.log:
+          format: "AFTER while ARG %d"
+          args:
+            - arg
+
+logger:
+  level: DEBUG

tests/integration/fixtures/automation_wait_actions.yaml

@@ -0,0 +1,130 @@
+esphome:
+  name: test-automation-wait-actions
+
+host:
+
+api:
+  actions:
+    # Test 1: Trigger wait_until automation 5 times rapidly
+    - action: test_wait_until
+      then:
+        - logger.log: "=== TEST 1: Triggering wait_until automation 5 times ==="
+        # Publish 5 different values to trigger the on_value automation 5 times
+        - sensor.template.publish:
+            id: wait_until_sensor
+            state: 1
+        - sensor.template.publish:
+            id: wait_until_sensor
+            state: 2
+        - sensor.template.publish:
+            id: wait_until_sensor
+            state: 3
+        - sensor.template.publish:
+            id: wait_until_sensor
+            state: 4
+        - sensor.template.publish:
+            id: wait_until_sensor
+            state: 5
+        # Wait then satisfy the condition so all 5 waiting actions complete
+        - delay: 100ms
+        - globals.set:
+            id: test_flag
+            value: 'true'
+
+    # Test 2: Trigger script.wait automation 5 times rapidly
+    - action: test_script_wait
+      then:
+        - logger.log: "=== TEST 2: Triggering script.wait automation 5 times ==="
+        # Start a long-running script
+        - script.execute: blocking_script
+        # Publish 5 different values to trigger the on_value automation 5 times
+        - sensor.template.publish:
+            id: script_wait_sensor
+            state: 1
+        - sensor.template.publish:
+            id: script_wait_sensor
+            state: 2
+        - sensor.template.publish:
+            id: script_wait_sensor
+            state: 3
+        - sensor.template.publish:
+            id: script_wait_sensor
+            state: 4
+        - sensor.template.publish:
+            id: script_wait_sensor
+            state: 5
+
+    # Test 3: Trigger wait_until timeout automation 5 times rapidly
+    - action: test_wait_timeout
+      then:
+        - logger.log: "=== TEST 3: Triggering timeout automation 5 times ==="
+        # Publish 5 different values (condition will never be true, all will timeout)
+        - sensor.template.publish:
+            id: timeout_sensor
+            state: 1
+        - sensor.template.publish:
+            id: timeout_sensor
+            state: 2
+        - sensor.template.publish:
+            id: timeout_sensor
+            state: 3
+        - sensor.template.publish:
+            id: timeout_sensor
+            state: 4
+        - sensor.template.publish:
+            id: timeout_sensor
+            state: 5
+
+logger:
+  level: DEBUG
+
+globals:
+  - id: test_flag
+    type: bool
+    restore_value: false
+    initial_value: 'false'
+
+  - id: timeout_flag
+    type: bool
+    restore_value: false
+    initial_value: 'false'
+
+# Sensors with wait_until/script.wait in their on_value automations
+sensor:
+  # Test 1: on_value automation with wait_until
+  - platform: template
+    id: wait_until_sensor
+    on_value:
+      # This wait_until will be hit 5 times before any complete
+      - wait_until:
+          condition:
+            lambda: return id(test_flag);
+      - logger.log: "wait_until automation completed"
+
+  # Test 2: on_value automation with script.wait
+  - platform: template
+    id: script_wait_sensor
+    on_value:
+      # This script.wait will be hit 5 times before any complete
+      - script.wait: blocking_script
+      - logger.log: "script.wait automation completed"
+
+  # Test 3: on_value automation with wait_until timeout
+  - platform: template
+    id: timeout_sensor
+    on_value:
+      # This wait_until will be hit 5 times, all will timeout
+      - wait_until:
+          condition:
+            lambda: return id(timeout_flag);
+          timeout: 200ms
+      - logger.log: "timeout automation completed"
+
+script:
+  # Blocking script for script.wait test
+  - id: blocking_script
+    mode: single
+    then:
+      - logger.log: "Blocking script: START"
+      - delay: 200ms
+      - logger.log: "Blocking script: END"

tests/integration/fixtures/continuation_actions.yaml

@@ -0,0 +1,174 @@
+esphome:
+  name: test-continuation-actions
+
+host:
+
+api:
+  actions:
+    # Test 1: IfAction with ContinuationAction (then/else branches)
+    - action: test_if_action
+      variables:
+        condition: bool
+        value: int
+      then:
+        - logger.log:
+            format: "Test if: condition=%s, value=%d"
+            args: ['YESNO(condition)', 'value']
+        - if:
+            condition:
+              lambda: 'return condition;'
+            then:
+              - logger.log:
+                  format: "if-then executed: value=%d"
+                  args: ['value']
+            else:
+              - logger.log:
+                  format: "if-else executed: value=%d"
+                  args: ['value']
+        - logger.log: "if completed"
+
+    # Test 2: Nested IfAction (multiple ContinuationAction instances)
+    - action: test_nested_if
+      variables:
+        outer: bool
+        inner: bool
+      then:
+        - logger.log:
+            format: "Test nested if: outer=%s, inner=%s"
+            args: ['YESNO(outer)', 'YESNO(inner)']
+        - if:
+            condition:
+              lambda: 'return outer;'
+            then:
+              - if:
+                  condition:
+                    lambda: 'return inner;'
+                  then:
+                    - logger.log: "nested-both-true"
+                  else:
+                    - logger.log: "nested-outer-true-inner-false"
+            else:
+              - logger.log: "nested-outer-false"
+        - logger.log: "nested if completed"
+
+    # Test 3: WhileAction with WhileLoopContinuation
+    - action: test_while_action
+      variables:
+        max_count: int
+      then:
+        - logger.log:
+            format: "Test while: max_count=%d"
+            args: ['max_count']
+        - globals.set:
+            id: continuation_test_counter
+            value: !lambda 'return 0;'
+        - while:
+            condition:
+              lambda: 'return id(continuation_test_counter) < max_count;'
+            then:
+              - logger.log:
+                  format: "while-iteration-%d"
+                  args: ['id(continuation_test_counter)']
+              - globals.set:
+                  id: continuation_test_counter
+                  value: !lambda 'return id(continuation_test_counter) + 1;'
+        - logger.log: "while completed"
+
+    # Test 4: RepeatAction with RepeatLoopContinuation
+    - action: test_repeat_action
+      variables:
+        count: int
+      then:
+        - logger.log:
+            format: "Test repeat: count=%d"
+            args: ['count']
+        - repeat:
+            count: !lambda 'return count;'
+            then:
+              - logger.log:
+                  format: "repeat-iteration-%d"
+                  args: ['iteration']
+        - logger.log: "repeat completed"
+
+    # Test 5: Combined continuations (if + while + repeat)
+    - action: test_combined
+      variables:
+        do_loop: bool
+        loop_count: int
+      then:
+        - logger.log:
+            format: "Test combined: do_loop=%s, loop_count=%d"
+            args: ['YESNO(do_loop)', 'loop_count']
+        - if:
+            condition:
+              lambda: 'return do_loop;'
+            then:
+              - repeat:
+                  count: !lambda 'return loop_count;'
+                  then:
+                    - globals.set:
+                        id: continuation_test_counter
+                        value: !lambda 'return iteration;'
+                    - while:
+                        condition:
+                          lambda: 'return id(continuation_test_counter) > 0;'
+                        then:
+                          - logger.log:
+                              format: "combined-repeat%d-while%d"
+                              args: ['iteration', 'id(continuation_test_counter)']
+                          - globals.set:
+                              id: continuation_test_counter
+                              value: !lambda 'return id(continuation_test_counter) - 1;'
+            else:
+              - logger.log: "combined-skipped"
+        - logger.log: "combined completed"
+
+    # Test 6: Rapid triggers to verify memory efficiency
+    - action: test_rapid_if
+      then:
+        - logger.log: "=== Rapid if test start ==="
+        - sensor.template.publish:
+            id: rapid_sensor
+            state: 1
+        - sensor.template.publish:
+            id: rapid_sensor
+            state: 2
+        - sensor.template.publish:
+            id: rapid_sensor
+            state: 3
+        - sensor.template.publish:
+            id: rapid_sensor
+            state: 4
+        - sensor.template.publish:
+            id: rapid_sensor
+            state: 5
+        - logger.log: "=== Rapid if test published 5 values ==="
+
+logger:
+  level: DEBUG
+
+globals:
+  - id: continuation_test_counter
+    type: int
+    restore_value: false
+    initial_value: '0'
+
+# Sensor to test rapid automation triggers with if/else (ContinuationAction)
+sensor:
+  - platform: template
+    id: rapid_sensor
+    on_value:
+      - if:
+          condition:
+            lambda: 'return x > 2;'
+          then:
+            - logger.log:
+                format: "rapid-if-then: value=%d"
+                args: ['(int)x']
+          else:
+            - logger.log:
+                format: "rapid-if-else: value=%d"
+                args: ['(int)x']
+      - logger.log:
+          format: "rapid-if-completed: value=%d"
+          args: ['(int)x']

tests/integration/test_action_concurrent_reentry.py

@@ -0,0 +1,92 @@
+"""Integration test for API conditional memory optimization with triggers and services."""
+
+from __future__ import annotations
+
+import asyncio
+import collections
+import re
+
+import pytest
+
+from .types import APIClientConnectedFactory, RunCompiledFunction
+
+
+@pytest.mark.asyncio
+async def test_action_concurrent_reentry(
+    yaml_config: str,
+    run_compiled: RunCompiledFunction,
+    api_client_connected: APIClientConnectedFactory,
+) -> None:
+    """
+    This test runs a script in parallel with varying arguments and verifies if
+    each script keeps its original argument throughout its execution
+    """
+    test_complete = asyncio.Event()
+    expected = {0, 1, 2, 3, 4}
+
+    # Patterns to match in logs
+    after_wait_until_pattern = re.compile(r"AFTER wait_until ARG (\d+)")
+    after_script_wait_pattern = re.compile(r"AFTER script\.wait ARG (\d+)")
+    after_repeat_pattern = re.compile(r"AFTER repeat ARG (\d+)")
+    in_repeat_pattern = re.compile(r"IN repeat (\d+) ARG (\d+)")
+    after_while_pattern = re.compile(r"AFTER while ARG (\d+)")
+    in_while_pattern = re.compile(r"IN while ARG (\d+)")
+
+    after_wait_until_args = []
+    after_script_wait_args = []
+    after_while_args = []
+    in_while_args = []
+    after_repeat_args = []
+    in_repeat_args = collections.defaultdict(list)
+
+    def check_output(line: str) -> None:
+        """Check log output for expected messages."""
+        if test_complete.is_set():
+            return
+
+        if mo := after_wait_until_pattern.search(line):
+            after_wait_until_args.append(int(mo.group(1)))
+        elif mo := after_script_wait_pattern.search(line):
+            after_script_wait_args.append(int(mo.group(1)))
+        elif mo := in_while_pattern.search(line):
+            in_while_args.append(int(mo.group(1)))
+        elif mo := after_while_pattern.search(line):
+            after_while_args.append(int(mo.group(1)))
+        elif mo := in_repeat_pattern.search(line):
+            in_repeat_args[int(mo.group(1))].append(int(mo.group(2)))
+        elif mo := after_repeat_pattern.search(line):
+            after_repeat_args.append(int(mo.group(1)))
+            if len(after_repeat_args) == len(expected):
+                test_complete.set()
+
+    # Run with log monitoring
+    async with (
+        run_compiled(yaml_config, line_callback=check_output),
+        api_client_connected() as client,
+    ):
+        # Verify device info
+        device_info = await client.device_info()
+        assert device_info is not None
+        assert device_info.name == "action-concurrent-reentry"
+
+        # Wait for tests to complete with timeout
+        try:
+            await asyncio.wait_for(test_complete.wait(), timeout=8.0)
+        except TimeoutError:
+            pytest.fail("test timed out")
+
+        # order may change, but all args must be present
+        for args in in_repeat_args.values():
+            assert set(args) == expected
+        assert set(in_repeat_args.keys()) == {0, 1, 2}
+        assert set(after_wait_until_args) == expected, after_wait_until_args
+        assert set(after_script_wait_args) == expected, after_script_wait_args
+        assert set(after_repeat_args) == expected, after_repeat_args
+        assert set(after_while_args) == expected, after_while_args
+        assert dict(collections.Counter(in_while_args)) == {
+            0: 5,
+            1: 4,
+            2: 3,
+            3: 2,
+            4: 1,
+        }, in_while_args

tests/integration/test_automation_wait_actions.py

@@ -0,0 +1,104 @@
+"""Test concurrent execution of wait_until and script.wait in direct automation actions."""
+
+from __future__ import annotations
+
+import asyncio
+import re
+
+import pytest
+
+from .types import APIClientConnectedFactory, RunCompiledFunction
+
+
+@pytest.mark.asyncio
+async def test_automation_wait_actions(
+    yaml_config: str,
+    run_compiled: RunCompiledFunction,
+    api_client_connected: APIClientConnectedFactory,
+) -> None:
+    """
+    Test that wait_until and script.wait correctly handle concurrent executions
+    when automation actions (not scripts) are triggered multiple times rapidly.
+
+    This tests sensor.on_value automations being triggered 5 times before any complete.
+    """
+    loop = asyncio.get_running_loop()
+
+    # Track completion counts
+    test_results = {
+        "wait_until": 0,
+        "script_wait": 0,
+        "wait_until_timeout": 0,
+    }
+
+    # Patterns for log messages
+    wait_until_complete = re.compile(r"wait_until automation completed")
+    script_wait_complete = re.compile(r"script\.wait automation completed")
+    timeout_complete = re.compile(r"timeout automation completed")
+
+    # Test completion futures
+    test1_complete = loop.create_future()
+    test2_complete = loop.create_future()
+    test3_complete = loop.create_future()
+
+    def check_output(line: str) -> None:
+        """Check log output for completion messages."""
+        # Test 1: wait_until concurrent execution
+        if wait_until_complete.search(line):
+            test_results["wait_until"] += 1
+            if test_results["wait_until"] == 5 and not test1_complete.done():
+                test1_complete.set_result(True)
+
+        # Test 2: script.wait concurrent execution
+        if script_wait_complete.search(line):
+            test_results["script_wait"] += 1
+            if test_results["script_wait"] == 5 and not test2_complete.done():
+                test2_complete.set_result(True)
+
+        # Test 3: wait_until with timeout
+        if timeout_complete.search(line):
+            test_results["wait_until_timeout"] += 1
+            if test_results["wait_until_timeout"] == 5 and not test3_complete.done():
+                test3_complete.set_result(True)
+
+    async with (
+        run_compiled(yaml_config, line_callback=check_output),
+        api_client_connected() as client,
+    ):
+        # Get services
+        _, services = await client.list_entities_services()
+
+        # Test 1: wait_until in automation - trigger 5 times rapidly
+        test_service = next((s for s in services if s.name == "test_wait_until"), None)
+        assert test_service is not None, "test_wait_until service not found"
+        client.execute_service(test_service, {})
+        await asyncio.wait_for(test1_complete, timeout=3.0)
+
+        # Verify Test 1: All 5 triggers should complete
+        assert test_results["wait_until"] == 5, (
+            f"Test 1: Expected 5 wait_until completions, got {test_results['wait_until']}"
+        )
+
+        # Test 2: script.wait in automation - trigger 5 times rapidly
+        test_service = next((s for s in services if s.name == "test_script_wait"), None)
+        assert test_service is not None, "test_script_wait service not found"
+        client.execute_service(test_service, {})
+        await asyncio.wait_for(test2_complete, timeout=3.0)
+
+        # Verify Test 2: All 5 triggers should complete
+        assert test_results["script_wait"] == 5, (
+            f"Test 2: Expected 5 script.wait completions, got {test_results['script_wait']}"
+        )
+
+        # Test 3: wait_until with timeout in automation - trigger 5 times rapidly
+        test_service = next(
+            (s for s in services if s.name == "test_wait_timeout"), None
+        )
+        assert test_service is not None, "test_wait_timeout service not found"
+        client.execute_service(test_service, {})
+        await asyncio.wait_for(test3_complete, timeout=3.0)
+
+        # Verify Test 3: All 5 triggers should timeout and complete
+        assert test_results["wait_until_timeout"] == 5, (
+            f"Test 3: Expected 5 timeout completions, got {test_results['wait_until_timeout']}"
+        )

tests/integration/test_continuation_actions.py

@@ -0,0 +1,235 @@
+"""Test continuation actions (ContinuationAction, WhileLoopContinuation, RepeatLoopContinuation)."""
+
+from __future__ import annotations
+
+import asyncio
+import re
+
+import pytest
+
+from .types import APIClientConnectedFactory, RunCompiledFunction
+
+
+@pytest.mark.asyncio
+async def test_continuation_actions(
+    yaml_config: str,
+    run_compiled: RunCompiledFunction,
+    api_client_connected: APIClientConnectedFactory,
+) -> None:
+    """
+    Test that continuation actions work correctly for if/while/repeat.
+
+    These continuation classes replace LambdaAction with simple parent pointers,
+    saving 32-36 bytes per instance and eliminating std::function overhead.
+    """
+    loop = asyncio.get_running_loop()
+
+    # Track test completions
+    test_results = {
+        "if_then": False,
+        "if_else": False,
+        "if_complete": False,
+        "nested_both_true": False,
+        "nested_outer_true_inner_false": False,
+        "nested_outer_false": False,
+        "nested_complete": False,
+        "while_iterations": 0,
+        "while_complete": False,
+        "repeat_iterations": 0,
+        "repeat_complete": False,
+        "combined_iterations": 0,
+        "combined_complete": False,
+        "rapid_then": 0,
+        "rapid_else": 0,
+        "rapid_complete": 0,
+    }
+
+    # Patterns for log messages
+    if_then_pattern = re.compile(r"if-then executed: value=(\d+)")
+    if_else_pattern = re.compile(r"if-else executed: value=(\d+)")
+    if_complete_pattern = re.compile(r"if completed")
+    nested_both_true_pattern = re.compile(r"nested-both-true")
+    nested_outer_true_inner_false_pattern = re.compile(r"nested-outer-true-inner-false")
+    nested_outer_false_pattern = re.compile(r"nested-outer-false")
+    nested_complete_pattern = re.compile(r"nested if completed")
+    while_iteration_pattern = re.compile(r"while-iteration-(\d+)")
+    while_complete_pattern = re.compile(r"while completed")
+    repeat_iteration_pattern = re.compile(r"repeat-iteration-(\d+)")
+    repeat_complete_pattern = re.compile(r"repeat completed")
+    combined_pattern = re.compile(r"combined-repeat(\d+)-while(\d+)")
+    combined_complete_pattern = re.compile(r"combined completed")
+    rapid_then_pattern = re.compile(r"rapid-if-then: value=(\d+)")
+    rapid_else_pattern = re.compile(r"rapid-if-else: value=(\d+)")
+    rapid_complete_pattern = re.compile(r"rapid-if-completed: value=(\d+)")
+
+    # Test completion futures
+    test1_complete = loop.create_future()  # if action
+    test2_complete = loop.create_future()  # nested if
+    test3_complete = loop.create_future()  # while
+    test4_complete = loop.create_future()  # repeat
+    test5_complete = loop.create_future()  # combined
+    test6_complete = loop.create_future()  # rapid
+
+    def check_output(line: str) -> None:
+        """Check log output for test messages."""
+        # Test 1: IfAction
+        if if_then_pattern.search(line):
+            test_results["if_then"] = True
+        if if_else_pattern.search(line):
+            test_results["if_else"] = True
+        if if_complete_pattern.search(line):
+            test_results["if_complete"] = True
+            if not test1_complete.done():
+                test1_complete.set_result(True)
+
+        # Test 2: Nested IfAction
+        if nested_both_true_pattern.search(line):
+            test_results["nested_both_true"] = True
+        if nested_outer_true_inner_false_pattern.search(line):
+            test_results["nested_outer_true_inner_false"] = True
+        if nested_outer_false_pattern.search(line):
+            test_results["nested_outer_false"] = True
+        if nested_complete_pattern.search(line):
+            test_results["nested_complete"] = True
+            if not test2_complete.done():
+                test2_complete.set_result(True)
+
+        # Test 3: WhileAction
+        if match := while_iteration_pattern.search(line):
+            test_results["while_iterations"] = max(
+                test_results["while_iterations"], int(match.group(1)) + 1
+            )
+        if while_complete_pattern.search(line):
+            test_results["while_complete"] = True
+            if not test3_complete.done():
+                test3_complete.set_result(True)
+
+        # Test 4: RepeatAction
+        if match := repeat_iteration_pattern.search(line):
+            test_results["repeat_iterations"] = max(
+                test_results["repeat_iterations"], int(match.group(1)) + 1
+            )
+        if repeat_complete_pattern.search(line):
+            test_results["repeat_complete"] = True
+            if not test4_complete.done():
+                test4_complete.set_result(True)
+
+        # Test 5: Combined
+        if combined_pattern.search(line):
+            test_results["combined_iterations"] += 1
+        if combined_complete_pattern.search(line):
+            test_results["combined_complete"] = True
+            if not test5_complete.done():
+                test5_complete.set_result(True)
+
+        # Test 6: Rapid triggers
+        if rapid_then_pattern.search(line):
+            test_results["rapid_then"] += 1
+        if rapid_else_pattern.search(line):
+            test_results["rapid_else"] += 1
+        if rapid_complete_pattern.search(line):
+            test_results["rapid_complete"] += 1
+            if test_results["rapid_complete"] == 5 and not test6_complete.done():
+                test6_complete.set_result(True)
+
+    async with (
+        run_compiled(yaml_config, line_callback=check_output),
+        api_client_connected() as client,
+    ):
+        # Get services
+        _, services = await client.list_entities_services()
+
+        # Test 1: IfAction with then branch
+        test_service = next((s for s in services if s.name == "test_if_action"), None)
+        assert test_service is not None, "test_if_action service not found"
+        client.execute_service(test_service, {"condition": True, "value": 42})
+        await asyncio.wait_for(test1_complete, timeout=2.0)
+        assert test_results["if_then"], "IfAction then branch not executed"
+        assert test_results["if_complete"], "IfAction did not complete"
+
+        # Test 1b: IfAction with else branch
+        test1_complete = loop.create_future()
+        test_results["if_complete"] = False
+        client.execute_service(test_service, {"condition": False, "value": 99})
+        await asyncio.wait_for(test1_complete, timeout=2.0)
+        assert test_results["if_else"], "IfAction else branch not executed"
+        assert test_results["if_complete"], "IfAction did not complete"
+
+        # Test 2: Nested IfAction - test all branches
+        test_service = next((s for s in services if s.name == "test_nested_if"), None)
+        assert test_service is not None, "test_nested_if service not found"
+
+        # Both true
+        client.execute_service(test_service, {"outer": True, "inner": True})
+        await asyncio.wait_for(test2_complete, timeout=2.0)
+        assert test_results["nested_both_true"], "Nested both true not executed"
+
+        # Outer true, inner false
+        test2_complete = loop.create_future()
+        test_results["nested_complete"] = False
+        client.execute_service(test_service, {"outer": True, "inner": False})
+        await asyncio.wait_for(test2_complete, timeout=2.0)
+        assert test_results["nested_outer_true_inner_false"], (
+            "Nested outer true inner false not executed"
+        )
+
+        # Outer false
+        test2_complete = loop.create_future()
+        test_results["nested_complete"] = False
+        client.execute_service(test_service, {"outer": False, "inner": True})
+        await asyncio.wait_for(test2_complete, timeout=2.0)
+        assert test_results["nested_outer_false"], "Nested outer false not executed"
+
+        # Test 3: WhileAction
+        test_service = next(
+            (s for s in services if s.name == "test_while_action"), None
+        )
+        assert test_service is not None, "test_while_action service not found"
+        client.execute_service(test_service, {"max_count": 3})
+        await asyncio.wait_for(test3_complete, timeout=2.0)
+        assert test_results["while_iterations"] == 3, (
+            f"WhileAction expected 3 iterations, got {test_results['while_iterations']}"
+        )
+        assert test_results["while_complete"], "WhileAction did not complete"
+
+        # Test 4: RepeatAction
+        test_service = next(
+            (s for s in services if s.name == "test_repeat_action"), None
+        )
+        assert test_service is not None, "test_repeat_action service not found"
+        client.execute_service(test_service, {"count": 5})
+        await asyncio.wait_for(test4_complete, timeout=2.0)
+        assert test_results["repeat_iterations"] == 5, (
+            f"RepeatAction expected 5 iterations, got {test_results['repeat_iterations']}"
+        )
+        assert test_results["repeat_complete"], "RepeatAction did not complete"
+
+        # Test 5: Combined (if + repeat + while)
+        test_service = next((s for s in services if s.name == "test_combined"), None)
+        assert test_service is not None, "test_combined service not found"
+        client.execute_service(test_service, {"do_loop": True, "loop_count": 2})
+        await asyncio.wait_for(test5_complete, timeout=2.0)
+        # Should execute: repeat 2 times, each iteration does while from iteration down to 0
+        # iteration 0: while 0 times = 0
+        # iteration 1: while 1 time = 1
+        # Total: 1 combined log
+        assert test_results["combined_iterations"] >= 1, (
+            f"Combined expected >=1 iterations, got {test_results['combined_iterations']}"
+        )
+        assert test_results["combined_complete"], "Combined did not complete"
+
+        # Test 6: Rapid triggers (tests memory efficiency of ContinuationAction)
+        test_service = next((s for s in services if s.name == "test_rapid_if"), None)
+        assert test_service is not None, "test_rapid_if service not found"
+        client.execute_service(test_service, {})
+        await asyncio.wait_for(test6_complete, timeout=2.0)
+        # Values 1, 2 should hit else (<=2), values 3, 4, 5 should hit then (>2)
+        assert test_results["rapid_else"] == 2, (
+            f"Rapid test expected 2 else, got {test_results['rapid_else']}"
+        )
+        assert test_results["rapid_then"] == 3, (
+            f"Rapid test expected 3 then, got {test_results['rapid_then']}"
+        )
+        assert test_results["rapid_complete"] == 5, (
+            f"Rapid test expected 5 completions, got {test_results['rapid_complete']}"
+        )

tests/unit_tests/fixtures/substitutions/00-simple_var.approved.yaml

@@ -33,3 +33,4 @@ test_list:
     {{{ "x", "79"}, { "y", "82"}}}
   - '{{{"AA"}}}'
   - '"HELLO"'
+  - '{ 79, 82 }'

tests/unit_tests/fixtures/substitutions/00-simple_var.input.yaml

@@ -34,3 +34,4 @@ test_list:
     {{{ "x", "${ position.x }"}, { "y", "${ position.y }"}}}
   - ${ '{{{"AA"}}}' }
   - ${ '"HELLO"' }
+  - '{ ${position.x}, ${position.y} }'

tests/unit_tests/test_config_validation.py

@@ -3,6 +3,7 @@ import string
 from hypothesis import example, given
 from hypothesis.strategies import builds, integers, ip_addresses, one_of, text
 import pytest
+import voluptuous as vol
 
 from esphome import config_validation
 from esphome.components.esp32.const import (
@@ -301,8 +302,6 @@ def test_split_default(framework, platform, variant, full, idf, arduino, simple)
     ],
 )
 def test_require_framework_version(framework, platform, message):
-    import voluptuous as vol
-
     from esphome.const import (
         KEY_CORE,
         KEY_FRAMEWORK_VERSION,
@@ -377,3 +376,129 @@ def test_require_framework_version(framework, platform, message):
         config_validation.require_framework_version(
             extra_message="test 5",
         )("test")
+
+
+def test_only_with_single_component_loaded() -> None:
+    """Test OnlyWith with single component when component is loaded."""
+    CORE.loaded_integrations = {"mqtt"}
+
+    schema = config_validation.Schema(
+        {
+            config_validation.OnlyWith("mqtt_id", "mqtt", default="test_mqtt"): str,
+        }
+    )
+
+    result = schema({})
+    assert result.get("mqtt_id") == "test_mqtt"
+
+
+def test_only_with_single_component_not_loaded() -> None:
+    """Test OnlyWith with single component when component is not loaded."""
+    CORE.loaded_integrations = set()
+
+    schema = config_validation.Schema(
+        {
+            config_validation.OnlyWith("mqtt_id", "mqtt", default="test_mqtt"): str,
+        }
+    )
+
+    result = schema({})
+    assert "mqtt_id" not in result
+
+
+def test_only_with_list_all_components_loaded() -> None:
+    """Test OnlyWith with list when all components are loaded."""
+    CORE.loaded_integrations = {"zigbee", "nrf52"}
+
+    schema = config_validation.Schema(
+        {
+            config_validation.OnlyWith(
+                "zigbee_id", ["zigbee", "nrf52"], default="test_zigbee"
+            ): str,
+        }
+    )
+
+    result = schema({})
+    assert result.get("zigbee_id") == "test_zigbee"
+
+
+def test_only_with_list_partial_components_loaded() -> None:
+    """Test OnlyWith with list when only some components are loaded."""
+    CORE.loaded_integrations = {"zigbee"}  # Only zigbee, not nrf52
+
+    schema = config_validation.Schema(
+        {
+            config_validation.OnlyWith(
+                "zigbee_id", ["zigbee", "nrf52"], default="test_zigbee"
+            ): str,
+        }
+    )
+
+    result = schema({})
+    assert "zigbee_id" not in result
+
+
+def test_only_with_list_no_components_loaded() -> None:
+    """Test OnlyWith with list when no components are loaded."""
+    CORE.loaded_integrations = set()
+
+    schema = config_validation.Schema(
+        {
+            config_validation.OnlyWith(
+                "zigbee_id", ["zigbee", "nrf52"], default="test_zigbee"
+            ): str,
+        }
+    )
+
+    result = schema({})
+    assert "zigbee_id" not in result
+
+
+def test_only_with_list_multiple_components() -> None:
+    """Test OnlyWith with list requiring three components."""
+    CORE.loaded_integrations = {"comp1", "comp2", "comp3"}
+
+    schema = config_validation.Schema(
+        {
+            config_validation.OnlyWith(
+                "test_id", ["comp1", "comp2", "comp3"], default="test_value"
+            ): str,
+        }
+    )
+
+    result = schema({})
+    assert result.get("test_id") == "test_value"
+
+    # Test with one missing
+    CORE.loaded_integrations = {"comp1", "comp2"}
+    result = schema({})
+    assert "test_id" not in result
+
+
+def test_only_with_empty_list() -> None:
+    """Test OnlyWith with empty list (edge case)."""
+    CORE.loaded_integrations = set()
+
+    schema = config_validation.Schema(
+        {
+            config_validation.OnlyWith("test_id", [], default="test_value"): str,
+        }
+    )
+
+    # all([]) returns True, so default should be applied
+    result = schema({})
+    assert result.get("test_id") == "test_value"
+
+
+def test_only_with_user_value_overrides_default() -> None:
+    """Test OnlyWith respects user-provided values over defaults."""
+    CORE.loaded_integrations = {"mqtt"}
+
+    schema = config_validation.Schema(
+        {
+            config_validation.OnlyWith("mqtt_id", "mqtt", default="default_id"): str,
+        }
+    )
+
+    result = schema({"mqtt_id": "custom_id"})
+    assert result.get("mqtt_id") == "custom_id"