Update Dockerfile

Dockerfile

@@ -1,10 +1,10 @@
-FROM python:3.10
+FROM python:3.9
 
 WORKDIR /app
 
-COPY requirements.txt .
-RUN pip install -r requirements.txt
+COPY requirements.txt requirements.txt
+RUN pip install --no-cache-dir -r requirements.txt
 
 COPY . .
 
-CMD ["sh", "-c", "uvicorn server:app --host 0.0.0.0 --port 7860 & python app.py"]
+CMD ["python3", "app.py"]