add rpyc class and update Dockerfile

OpenshotService/openshot_video_generator.py

@@ -412,3 +412,4 @@ if __name__ == "__main__":
     from rpyc.utils.server import ThreadedServer
     t = ThreadedServer(video_service, port=18861)
     t.start()
+    print('service started')

etc/docker cmd.txt

@@ -1,6 +1,6 @@
 sudo docker build -t openshot_service -< Dockerfile
 
-sudo docker run -d -it  --name tcontainer -p 8888:8888 -v /var/www:/app test/testenv
+sudo docker run -d -it  --name tcontainer -p 8888:8888 -v /home/ming/workspace/AI_anchor_openshot:/app test/testenv