Implement support for notifications (#12523)

* Setup basic notification page

* Add basic notification implementation

* Register for push notifications

* Implement dispatching

* Add fields

* Handle image and link

* Add notification config

* Add field for users notification tokens

* Implement saving of notification tokens

* Implement VAPID key generation

* Implement public key encoding

* Implement webpush from server

* Implement push notification handling

* Make notifications config only

* Add maskable icon

* Use zod form to control notification settings in the UI

* Use js

* Always open notification

* Support multiple endpoints

* Handle cleaning up expired notification registrations

* Correctly unsubscribe notifications

* Change ttl dynamically

* Add note about notification latency and features

* Cleanup docs

* Fix firefox pushes

* Add links to docs and improve formatting

* Improve wording

* Fix docstring

Co-authored-by: Blake Blackshear <blake@frigate.video>

* Handle case where native auth is not enabled

* Show errors in UI

---------

Co-authored-by: Blake Blackshear <blake@frigate.video>

frigate/api/app.py

@@ -19,6 +19,7 @@ from frigate.api.auth import AuthBp, get_jwt_secret, limiter
 from frigate.api.event import EventBp
 from frigate.api.export import ExportBp
 from frigate.api.media import MediaBp
+from frigate.api.notification import NotificationBp
 from frigate.api.preview import PreviewBp
 from frigate.api.review import ReviewBp
 from frigate.config import FrigateConfig
@@ -48,6 +49,7 @@ bp.register_blueprint(MediaBp)
 bp.register_blueprint(PreviewBp)
 bp.register_blueprint(ReviewBp)
 bp.register_blueprint(AuthBp)
+bp.register_blueprint(NotificationBp)
 
 
 def create_app(