Media sync API refactor and UI (#21542)

* generic job infrastructure

* types and dispatcher changes for jobs

* save data in memory only for completed jobs

* implement media sync job and endpoints

* change logs to debug

* websocket hook and types

* frontend

* i18n

* docs tweaks

* endpoint descriptions

* tweak docs

frigate/types.py

@@ -26,6 +26,15 @@ class ModelStatusTypesEnum(str, Enum):
     failed = "failed"
 
 
+class JobStatusTypesEnum(str, Enum):
+    pending = "pending"
+    queued = "queued"
+    running = "running"
+    success = "success"
+    failed = "failed"
+    cancelled = "cancelled"
+
+
 class TrackedObjectUpdateTypesEnum(str, Enum):
     description = "description"
     face = "face"