Debug replay (#22212)

* debug replay implementation

* fix masks after dev rebase

* fix squash merge issues

* fix

* fix

* fix

* no need to write debug replay camera to config

* camera and filter button and dropdown

* add filters

* add ability to edit motion and object config for debug replay

* add debug draw overlay to debug replay

* add guard to prevent crash when camera is no longer in camera_states

* fix overflow due to radix absolutely positioned elements

* increase number of messages

* ensure deep_merge replaces existing list values when override is true

* add back button

* add debug replay to explore and review menus

* clean up

* clean up

* update instructions to prevent exposing exception info

* fix typing

* refactor output logic

* refactor with helper function

* move init to function for consistency

frigate/record/maintainer.py

@@ -287,11 +287,12 @@ class RecordingMaintainer(threading.Thread):
             )
 
             # publish most recently available recording time and None if disabled
+            camera_cfg = self.config.cameras.get(camera)
             self.recordings_publisher.publish(
                 (
                     camera,
                     recordings[0]["start_time"].timestamp()
-                    if self.config.cameras[camera].record.enabled
+                    if camera_cfg and camera_cfg.record.enabled
                     else None,
                     None,
                 ),
@@ -315,9 +316,8 @@ class RecordingMaintainer(threading.Thread):
     ) -> Optional[Recordings]:
         cache_path: str = recording["cache_path"]
         start_time: datetime.datetime = recording["start_time"]
-        record_config = self.config.cameras[camera].record
 
-        # Just delete files if recordings are turned off
+        # Just delete files if camera removed or recordings are turned off
         if (
             camera not in self.config.cameras
             or not self.config.cameras[camera].record.enabled