Add optional minimum esphome version to microWakeWord manifest (#6240)

esphome/config_validation.py

@@ -57,6 +57,7 @@ from esphome.const import (
     TYPE_GIT,
     TYPE_LOCAL,
     VALID_SUBSTITUTIONS_CHARACTERS,
+    __version__ as ESPHOME_VERSION,
 )
 from esphome.core import (
     CORE,
@@ -1895,6 +1896,16 @@ def version_number(value):
         raise Invalid("Not a valid version number") from e
 
 
+def validate_esphome_version(value: str):
+    min_version = Version.parse(value)
+    current_version = Version.parse(ESPHOME_VERSION)
+    if current_version < min_version:
+        raise Invalid(
+            f"Your ESPHome version is too old. Please update to at least {min_version}"
+        )
+    return value
+
+
 def platformio_version_constraint(value):
     # for documentation on valid version constraints:
     # https://docs.platformio.org/en/latest/core/userguide/platforms/cmd_install.html#cmd-platform-install