Enable mypy for DB and fix types (#19434)

* Install peewee type hints

* Models now have proper types

* Fix iterator type

* Enable debug builds with dev reqs installed

* Install as wheel

* Fix cast type

frigate/comms/dispatcher.py

@@ -3,7 +3,7 @@
 import datetime
 import json
 import logging
-from typing import Any, Callable, Optional
+from typing import Any, Callable, Optional, cast
 
 from frigate.camera import PTZMetrics
 from frigate.camera.activity_manager import CameraActivityManager
@@ -135,7 +135,7 @@ class Dispatcher:
 
         def handle_update_event_description() -> None:
             event: Event = Event.get(Event.id == payload["id"])
-            event.data["description"] = payload["description"]
+            cast(dict, event.data)["description"] = payload["description"]
             event.save()
             self.publish(
                 "tracked_object_update",

frigate/comms/webpush.py

@@ -70,7 +70,7 @@ class WebPushClient(Communicator):
         # Pull keys from PEM or generate if they do not exist
         self.vapid = Vapid01.from_file(os.path.join(CONFIG_DIR, "notifications.pem"))
 
-        users: list[User] = (
+        users: list[dict[str, Any]] = (
             User.select(User.username, User.notification_tokens).dicts().iterator()
         )
         for user in users: