services: - type: web name: flowchart-app env: python buildCommand: | pip install --upgrade pip pip install -r requirements.txt startCommand: streamlit run app.py --server.port=$PORT --server.address=0.0.0.0 plan: free envVars: - key: PORT value: 10000 - key: API_URL value: https://your-fastapi-service.onrender.com/process-image pythonVersion: 3.10