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version: '3.8'



services:

  app:

    build: .

    ports:

      - "8000:8000"

    # command: supervisord # This is already handled by the Dockerfile CMD

    volumes:

      # Optional: Uncomment the line below to mount your local code for development

      # - .:/app 

    environment:

      # Example 1: Directly set an environment variable

      - MY_VARIABLE=my_value



      # Example 2: Reference an environment variable from the host machine

      # - ANOTHER_VARIABLE=${HOST_VARIABLE}



      # Example 3: Reference an environment variable from a .env file (create a .env file in the same directory)

      # - DB_HOST=${DB_HOST}



      # Example 4: Set a default value if the variable is not found

      # - API_KEY=${API_KEY:-default_api_key}