Docker compose plex letsencrypt proxy setup

docker-compose.yml

# /opt/docker-compose.yml
---
version: '2'
services:
  proxy:
    image: jwilder/nginx-proxy
    container_name: proxy
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - ./proxy/conf.d:/etc/nginx/conf.d
      - ./proxy/vhost.d:/etc/nginx/vhost.d
      - ./proxy/html:/usr/share/nginx/html
      - ./proxy/certs:/etc/nginx/certs:ro
      - /var/run/docker.sock:/tmp/docker.sock:ro
    networks:
      - proxy-tier
    restart: always

  letsencrypt:
    image: jrcs/letsencrypt-nginx-proxy-companion
    container_name: letsencrypt
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock:ro
      - ./proxy/certs:/etc/nginx/certs
    volumes_from:
      - proxy
    networks:
      - proxy-tier
    restart: always

  plex:
    image: plexinc/pms-docker
    container_name: plex
    ports:
      - "32400:32400/tcp"
      - "1900:1900/udp"
      - "3005:3005/tcp"
      - "5353:5353/udp"
      - "8324:8324/tcp"
      - "32410:32410/udp"
      - "32412-32414:32412-32414/udp"
      - "32469:32469/tcp"
    volumes:
      - /opt/appdata/plex:/config
      - /mnt/storage/shares:/data #TODO: adapt this to your media files location
    networks:
      - proxy-tier
    restart: always
    environment:
      - PUID=${PUID}
      - PGID=${PGID}
      - VIRTUAL_HOST=plex.example.com #TODO: adapt this to your domain
      - VIRTUAL_PORT=32400
      - LETSENCRYPT_HOST=plex.example.com #TODO: adapt this to your domain
      - LETSENCRYPT_EMAIL=mail@example.com #TODO: adapt this to your email

networks:
  proxy-tier:
    external:
      name: nginx-proxy