docker-compose.yml

version: '3.3'
services: 
    gmod-server:
        build: .
        container_name: gmod-server # The name of the container
        restart: unless-stopped # Restarts the server unless you (!) stop it
        tty: true # This is needed since the steamcmd needs a tty to run properly
        environment:
            - STEAM_COLLECTION=1297312862 # This is the ID of the Steam collection the server will be using
            - GMOD_GAMEMODE=terrortown # This is the gamemode of the server
            - GMOD_CSS=true # If you collection uses CSS textures set this to true
            - GMOD_TF2=true # If you collection uses TF2 textures set this to true
            - GMOD_DEFAULT_MAP=ttt_minecraft_b5 # This is the name of the default map
            - GMOD_PLAYERS=16 # This is the number of max players on the server
            - GMOD_NO_CONF=false # This variable dis-/enables the config creation
        env_file: 
            - .env # Set your STEAM_API_KEY in this file
            - config.env # Change the server config in this file
        ports:
            - 27015:27015/tcp # This exposes the game port
            - 27015:27015/udp # This exposes the game port
        volumes: 
            - gmod-data:/home/steam/gm # This volume keeps your data persistent between restarts

volumes: 
    gmod-data: