feat: knowledge pipeline (#25360)

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api/celery_entrypoint.py

@@ -0,0 +1,22 @@
+import logging
+
+import psycogreen.gevent as pscycogreen_gevent  # type: ignore
+from grpc.experimental import gevent as grpc_gevent  # type: ignore
+
+_logger = logging.getLogger(__name__)
+
+
+def _log(message: str):
+    print(message, flush=True)
+
+
+# grpc gevent
+grpc_gevent.init_gevent()
+_log("gRPC  patched with gevent.")
+pscycogreen_gevent.patch_psycopg()
+_log("psycopg2 patched with gevent.")
+
+
+from app import app, celery
+
+__all__ = ["app", "celery"]