push to google container registery
docker build -t mytts . docker tag mytts us.gcr.io/pro-icon-253402/mytts docker push us.gcr.io/pro-icon-253402/mytts
curl -H "Content-Type:application/json" -H "Data_Type:msg" -X POST --data '{"text": "Hello world"}' http://127.0.0.1:8000/tts