add video_pose api

backend/flask_api.py

@@ -347,4 +347,4 @@ if __name__ == '__main__':
     # app.run(host="0.0.0.0", port=8090)
     CORS(app, resouces=r'/*')
     # run_video("gaotaitui",27,0)
-    # lookup_video(41, 0)
+    lookup_video(41, 0)