GMOD TTT - A trouble in terrorist town game server

Summary

Trouble in Terrorist Town is a gamemode for Garry's Mod involving innocent people and traitors. This is a game server for said mode.

Installation via docker-compose

services:
  ttt:
    image: jusito/docker-ttt:gmod_ttt_debian
    ports:
      - "27015:27015/udp"
      - "27015:27015/tcp"
    environment:
      - SERVERPORT=27015
      - INSTALL_CSS=true
      - WORKSHOP_COLLECTION_ID=1957242851
      #- WORKSHOP_COLLECTION_ID=2267908973
      - SERVER_NAME=SERVERNAME
      - SERVER_DEFAULT_MAP=ttt_bb_teenroom_b2
      - SERVER_RCON_PASSWORD=RCONPASSWORD
    volumes:
      - "/PATH/TO/FOLDER/ttt:/home/steam/serverfiles"