Helios-Services/keycloak/docker-compose.yaml

services:
  keycloak:
    image: quay.io/keycloak/keycloak:latest
    container_name: keycloak
    environment:
      KC_HOSTNAME: keycloak
      KC_HOSTNAME_PORT: 8080 # Or your desired external port
      # KC_HOSTNAME_STRICT_BACKCHANNEL: "true"
      KEYCLOAK_ADMIN: admin
      KEYCLOAK_ADMIN_PASSWORD: admin
      KC_DB: postgres
      KC_DB_URL_HOST: postgres
      KC_DB_URL_PORT: 5432
      KC_DB_USERNAME: keycloak
      KC_DB_PASSWORD: password
      KC_HEALTH_ENABLED: "true"
      KC_LOG_LEVEL: info
    ports:
      - "8080:8080" # Map host port 8080 to container port 8080
    command: ["start-dev"] # Use start-dev for development
    depends_on:
      - postgres
    networks:
      - keycloak-network
    volumes:
      - keycloak_data:/opt/keycloak/data # Persist Keycloak data
    labels:
      "com.helios.target": "http://localhost:8080"

  postgres:
    image: postgres:17
    environment:
      POSTGRES_DB: keycloak
      POSTGRES_USER: keycloak
      POSTGRES_PASSWORD: password
    volumes:
      - postgres_data:/var/lib/postgresql/data # Persist PostgreSQL data
    networks:
      - keycloak-network

volumes:
  keycloak_data:
  postgres_data:

networks:
  keycloak-network:
    driver: bridge