docker-compose.prod.yml

services:
  # Main NextJS frontend app
  nextjs:
    build:
      target: prod
      args:
        NEXT_PUBLIC_API_URL: $NEXT_PUBLIC_API_URL
        NEXT_PUBLIC_GOOGLE_RECAPTCHA_SITEKEY: $NEXT_PUBLIC_GOOGLE_RECAPTCHA_SITEKEY
    environment:
      # Server
      PORT: $NEXT_PORT
      NEXT_INTERNAL_API_URL: $NEXT_INTERNAL_API_URL
      # Next Auth
      NEXTAUTH_SECRET: $NEXTAUTH_SECRET
      NEXTAUTH_URL: $NEXTAUTH_URL
      # Google Identity Provider
      GOOGLE_CLIENT_ID: $GOOGLE_CLIENT_ID
      GOOGLE_CLIENT_SECRET: $GOOGLE_CLIENT_SECRET
    ports:
      - "$NEXT_PORT:$NEXT_PORT"

  # Main Phoenix backend app
  phoenix:
    build:
      target: prod
      args:
        POSTGREX_TIMEOUT: $POSTGREX_TIMEOUT
    environment:
      # Phoenix configuration
      PHX_HOST: $PHX_HOST
      PHX_PORT: $PHX_PORT
      PHX_CONSUMER_URL: $PHX_CONSUMER_URL
      PHX_SECRET_KEY_BASE: $PHX_SECRET_KEY_BASE
      # Ecto configuration
      DATABASE_URL: ecto://$PGUSER:$PGPASSWORD@db:$PGPORT/$PGDATABASE
      # Google Identity Provider
      GOOGLE_OPENID_CONFIG_URL: $GOOGLE_OPENID_CONFIG_URL
      GOOGLE_OAUTH2_CERTS_URL: $GOOGLE_OAUTH2_CERTS_URL

    ports:
      - "$PHX_PORT:$PHX_PORT"

  # Backend database
  db:
    environment:
      # Set Postgres environment
      PGUSER: $PGUSER
      PGPASSWORD: $PGPASSWORD
      PGDATABASE: $PGDATABASE
      PGPORT: $PGPORT
      # Set user/password for Postgres.
      POSTGRES_USER: $PGUSER
      POSTGRES_PASSWORD: $PGPASSWORD
      # Set a path where Postgres should store the data.
      PGDATA: /var/lib/postgresql/data/pgdata
    volumes:
      - pgdata:/var/lib/postgresql/data
    restart: always

volumes:
  pgdata: