Add Jellyfin handoff progress job

http_handler.py

@@ -52,6 +52,7 @@ class HandlerContext:
     ensure_runtime: object
     episode_list: object
     get_config_snapshot: object
+    get_jellyfin_sync_status: object
     get_watchlist_homepage_summary: object
     get_watchlist: object
     get_watchlist_refresh_status: object
@@ -64,6 +65,7 @@ class HandlerContext:
     save_runtime_config: object
     search_anime: object
     resolve_search_thumbnail: object
+    start_jellyfin_sync: object
     test_discord_webhook_config: object
     thumbnail_file_path: object
     update_all_watchlist_statuses: object
@@ -168,7 +170,7 @@ class Handler(BaseHTTPRequestHandler):
     server_version = "AniCliWeb/1.0"
     remote_session_cookie_name = "ani_cli_web_session"
     remote_session_cookie_max_age_seconds = 30 * 24 * 60 * 60
-    quiet_poll_paths = {"/api/queue", "/api/watchlist/refresh-status"}
+    quiet_poll_paths = {"/api/queue", "/api/watchlist/refresh-status", "/api/config/jellyfin/sync-status"}
 
     def _context(self):
         context = getattr(self, "handler_context", None) or getattr(type(self), "handler_context", None)
@@ -616,6 +618,9 @@ class Handler(BaseHTTPRequestHandler):
             elif parsed.path == "/api/watchlist/refresh-status":
                 Handler._runtime(self)
                 self.json(Handler._context(self).get_watchlist_refresh_status())
+            elif parsed.path == "/api/config/jellyfin/sync-status":
+                Handler._runtime(self)
+                self.json(Handler._context(self).get_jellyfin_sync_status())
             else:
                 self.error(HTTPStatus.NOT_FOUND, "Not found")
         except Exception as exc:
@@ -656,7 +661,7 @@ class Handler(BaseHTTPRequestHandler):
                 ):
                     if str(merged.get(key) or "").strip():
                         Handler.validate_remote_path(self, merged[key], label)
-                self.json(Handler._context(self).run_jellyfin_sync(merged))
+                self.json(Handler._context(self).start_jellyfin_sync(merged), HTTPStatus.ACCEPTED)
             elif parsed.path == "/api/config/webhook/test":
                 payload = Handler.require_json_object(self, self.body_json())
                 validate_discord_webhook_url(payload.get("discord_webhook_url"))