sha256 for host

esphome/components/sha256/__init__.py

@@ -1,10 +1,14 @@
 import esphome.codegen as cg
-from esphome.core import CORE, IS_MACOS
+import esphome.config_validation as cv
+from esphome.core import CORE
+from esphome.helpers import IS_MACOS
 
 CODEOWNERS = ["@esphome/core"]
 
 sha256_ns = cg.esphome_ns.namespace("sha256")
 
+CONFIG_SCHEMA = cv.Schema({})
+
 
 async def to_code(config):
     # Add OpenSSL library for host platform

tests/components/sha512/common.yaml

@@ -1,5 +1 @@
-wifi:
-  ssid: MySSID
-  password: password1
-
 sha256: