修复

Dockerfile

@@ -15,4 +15,4 @@ RUN pip install --no-cache-dir -r requirements.txt
 ENV PORT=7860
 
 # start the server
-CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "${PORT}"]
+CMD ["/bin/sh", "-c", "uvicorn app:app --host 0.0.0.0 --port ${PORT}"]