Update Dockerfile

Dockerfile

@@ -11,7 +11,8 @@ COPY --chown=user . $HOME/app
 #CMD ["gunicorn", "main:app", "--bind", "0.0.0.0:10000"]
 #似乎端口必须是7860？？？是的！App port: Your Docker Space needs to listen on port 7860
 #CMD ["gunicorn", "-b", "0.0.0.0:7860", "main:app"] #OKed
-CMD ["gunicorn", "-bind", "0.0.0.0:7860", "main:app"]
+#CMD ["gunicorn", "-bind", "0.0.0.0:7860", "main:app"] #Failed
+CMD ["gunicorn", "main:app", "-b", "0.0.0.0:7860"] #？？？
 #CMD ["gunicorn", "main:app", "--bind", "0.0.0.0:7860"]
 #模板给的是CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860"]
 #模板适用的是uvicorn；而gunicorn可能必须采用CMD ["gunicorn", "-b", "0.0.0.0:7860", "main:app"]这种形式