Add logo & icon support to Manifest (#31131)

* Add logo & icon support to Manifest

* Add URL validation

homeassistant/loader.py

@@ -244,6 +244,16 @@ class Integration:
         """Return Integration Quality Scale."""
         return cast(str, self.manifest.get("quality_scale"))
 
+    @property
+    def logo(self) -> Optional[str]:
+        """Return Integration Logo."""
+        return cast(str, self.manifest.get("logo"))
+
+    @property
+    def icon(self) -> Optional[str]:
+        """Return Integration Icon."""
+        return cast(str, self.manifest.get("icon"))
+
     @property
     def is_built_in(self) -> bool:
         """Test if package is a built-in integration."""

script/hassfest/manifest.py

@@ -29,6 +29,8 @@ MANIFEST_SCHEMA = vol.Schema(
         vol.Required("dependencies"): [str],
         vol.Optional("after_dependencies"): [str],
         vol.Required("codeowners"): [str],
+        vol.Optional("logo"): vol.Url(),  # pylint: disable=no-value-for-parameter
+        vol.Optional("icon"): vol.Url(),  # pylint: disable=no-value-for-parameter
     }
 )