Update Dockerfile

Dockerfile

@@ -1,12 +1,14 @@
 FROM python:3.11-slim
+
 WORKDIR /app
+
 COPY requirements.txt .
-RUN pip install -r requirements.txt
+RUN pip install --no-cache-dir -r requirements.txt
 
 COPY . .
 
-# Start both FastAPI and Streamlit
-CMD bash -c "uvicorn app.api_fastapi:app --host 0.0.0.0 --port 8000 & \
-              sleep 5 && \
-              streamlit run app/app_chat.py --server.port=7860 --server.address=0.0.0.0"
+# Spaces expect Streamlit on port 7860
+EXPOSE 7860
 
+# Start Streamlit only
+CMD ["streamlit", "run", "app/app_chat.py", "--server.port=7860", "--server.address=0.0.0.0"]