Start Keycloak quickly with docker compose

version: "3.8"

services:
  mysql:
    image: mysql:latest
    environment:
      MYSQL_ROOT_PASSWORD: root
      MYSQL_DATABASE: keycloak_db
      MYSQL_USER: dbuser
      MYSQL_PASSWORD: 12345678
    ports:
      - "3306:3306"
    healthcheck:
      test: [ "CMD", "mysqladmin", "ping", "-h", "localhost" ]
      timeout: 20s
      retries: 10
      interval: 10s

  keycloak:
    image: quay.io/keycloak/keycloak:latest
    ports:
      - "8080:8080"
    depends_on:
      mysql:
        condition: service_healthy
    environment:
      KC_DB_URL: jdbc:mysql://mysql:3306/keycloak_db
      KC_DB_USERNAME: dbuser
      KC_DB_PASSWORD: 12345678
      KEYCLOAK_ADMIN: admin
      KEYCLOAK_ADMIN_PASSWORD: admin
      KC_PROXY: passthrough
      KC_HOSTNAME: localhost:9000
      KC_HOSTNAME_ADMIN_URL: http://localhost:9000
      KC_HTTP_ENABLED: true
      KC_HOSTNAME_STRICT_BACKCHANNEL: true
      KC_HOSTNAME_STRICT_HTTPS: false
      KC_HOSTNAME_STRICT: false