Changed Dockerfile to run the uvicorn with normal user

Dockerfile

@@ -28,7 +28,7 @@ COPY --chown=user . /app
 # Copy the built frontend from the previous stage
 COPY --from=frontend-builder --chown=user /app/frontend/build /app/static
 
-# Configure nginx as root
+# Configure nginx
 COPY nginx.conf /etc/nginx/nginx.conf
 RUN mkdir -p /var/log/nginx && \
     chown -R user:user /var/log/nginx && \
@@ -47,18 +47,17 @@ ENV HOME=/home/user \
 # Install the Python dependencies
 RUN uv sync
 
-# Switch back to root to create start script
+# Switch back to root for the start script
 USER root
 
-# Create start script that handles both nginx and uvicorn
+# Create start script
 RUN echo '#!/bin/bash\n\
 nginx -g "daemon off;" &\n\
-echo "Nginx started..."\n\
-su -c "bash -c \"source /app/.venv/bin/activate && uvicorn api:app --host 0.0.0.0 --port 8000\"" user\n\
+cd /app && runuser -u user -- bash -c "source /app/.venv/bin/activate && exec uvicorn api:app --host 0.0.0.0 --port 8000"\n\
 ' > /app/start.sh && chmod +x /app/start.sh
 
 # Expose the Hugging Face port
 EXPOSE 7860
 
-# Run both nginx and the backend
+# Run the start script
 CMD ["./start.sh"]