docker-compose.dev.yaml

services:
  lavalink:
    # pin the image version to Lavalink v4 and use the alpine variant for a smaller image size
    image: ghcr.io/lavalink-devs/lavalink:4-alpine
    container_name: lavalink
    restart: unless-stopped
    environment:
      # set Java options here (6GB heap size)
      - _JAVA_OPTIONS=-Xmx6G
      # set lavalink server port
      # - SERVER_PORT=2333
      # set password for lavalink
      # - LAVALINK_SERVER_PASSWORD=youshallnotpass
    volumes:
      # mount application.yml from the same directory, if you want to use environment variables remove this line below
      - ./application.yml:/opt/Lavalink/application.yml
    ports:
      # you only need this if you want to make your lavalink accessible from outside of containers, keep in mind this will expose your lavalink to the internet
      - "2333:2333"
      # if you want to restrict access to localhost only
      # - "127.0.0.1:2333:2333"
  lavalink-1:
    # pin the image version to Lavalink v4 and use the alpine variant for a smaller image size
    image: ghcr.io/lavalink-devs/lavalink:4-alpine
    container_name: lavalink-1
    restart: unless-stopped
    environment:
      # set Java options here (6GB heap size)
      - _JAVA_OPTIONS=-Xmx6G
      # set lavalink server port
      # - SERVER_PORT=2333
      # set password for lavalink
      # - LAVALINK_SERVER_PASSWORD=youshallnotpass
    volumes:
      # mount application.yml from the same directory, if you want to use environment variables remove this line below
      - ./application.yml:/opt/Lavalink/application.yml
    ports:
      # you only need this if you want to make your lavalink accessible from outside of containers, keep in mind this will expose your lavalink to the internet
      - "2334:2333"
      # if you want to restrict access to localhost only
      # - "127.0.0.1:2333:2333"