feat: enhancement celery configuration (#32145)

docker/.env.example

@@ -387,6 +387,8 @@ CELERY_USE_SENTINEL=false
 CELERY_SENTINEL_MASTER_NAME=
 CELERY_SENTINEL_PASSWORD=
 CELERY_SENTINEL_SOCKET_TIMEOUT=0.1
+# e.g. {"tasks.add": {"rate_limit": "10/s"}}
+CELERY_TASK_ANNOTATIONS=null
 
 # ------------------------------
 # CORS Configuration