docker-compose.yml

version: '3.5'
services:
  letsencrypt:
    image: linuxserver/letsencrypt
    restart: unless-stopped
    container_name: letsencrypt
    networks:
      - ghost-blogs
    cap_add:
      - NET_ADMIN
    environment:
      - PUID=${PUID}
      - PGID=${PGID}
      - TZ=Europe/London
      - URL=${FIRST_DOMAIN}
      - VALIDATION=dns
      - DNSPLUGIN=cloudflare
      - EMAIL=${LE_EMAIL}
      - DHLEVEL=2048 # Default is 2048
      - ONLY_SUBDOMAINS=false #optional
      - EXTRA_DOMAINS=${SECOND_DOMAIN}
      - STAGING=false #optional
    ports:
      - "443:443"
      - "80:80"
    volumes:
      - ./letsencrypt/config:/config
      - ./cloudflare.ini:/config/dns-conf/cloudflare.ini:ro
      - ./default:/config/nginx/site-confs/default

  ghost-${FIRST_BLOG_NAME}:
    image: ghost:alpine
    restart: unless-stopped
    container_name: ${FIRST_BLOG_NAME}
    networks:
      - ghost-blogs
    environment:
      - url=https://${FIRST_DOMAIN}
      - server__host=0.0.0.0
      - server__port=2368
      - imageOptimization__resize=false
    volumes:
      - ./${FIRST_BLOG_NAME}/content:/var/lib/ghost/content
    depends_on:
      - letsencrypt

  ghost-${SECOND_BLOG_NAME}:
    image: ghost:alpine
    restart: unless-stopped
    container_name: ${SECOND_BLOG_NAME}
    networks:
      - ghost-blogs
    environment:
      - url=https://${SECOND_DOMAIN}
      - server__host=0.0.0.0
      - server__port=2369
      - imageOptimization__resize=false
    volumes:
      - ./${SECOND_BLOG_NAME}/content:/var/lib/ghost/content
    depends_on:
      - letsencrypt

networks:
  ghost-blogs:
    driver: bridge
    name: ghost-blogs