Update Dockerfile

Dockerfile

@@ -9,10 +9,10 @@ COPY ./requirements.txt /code/requirements.txt
 
 RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt
 # Install uvicorn
-RUN pip install uvicorn
+RUN pip install gunicorn
 # Install dependencies
 RUN pip install -r requirements.txt
 
 COPY . .
-ENTRYPOINT ["uvicorn", "app:app"]
+ENTRYPOINT ["gunicorn", "app:app"]
 CMD ["--host", "0.0.0.0", "--port", "7860"]