services: app: build: . ports: - "${PORT:-3000}:${PORT:-3000}" # WS4KP port - comment out this line if you don't need external access to WS4KP # - "${WS4KP_EXTERNAL_PORT:-8080}:8080" shm_size: 2gb environment: - PORT=${PORT:-3000} - WS4KP_PORT=8080 volumes: - ./cache:/streaming-app/cache restart: unless-stopped