shuricksumy/snapcast repository overview

 snapclient:
      image: shuricksumy/snapcast:latest
      container_name: snapclient
      restart: unless-stopped
      devices:
        - "/dev/snd:/dev/snd"  # Access to host audio devices
      environment:
        - HOST=192.168.88.111  # Static IP of Snapserver
        - ROLE=client
        - EXTRA_ARGS=--user snapclient:audio -s BTR3K --hostID FIIO

    snapserver:
      image: shuricksumy/snapcast:latest
      container_name: snapserver
      restart: unless-stopped
      network_mode: host
      environment:
        - ROLE=server
      volumes:
        - ${DATA_DIR}/snapcast:/tmp/snapcast