minor update to docker-compose file

docker-compose.yml

@@ -1,9 +1,3 @@
-# docker-compose run --rm steam
-#
-# alias docker="sudo -E docker"
-# alias docker-compose="sudo -E docker-compose"
-# alias steam="docker-compose -f /home/arno/docker/steam/docker-compose.yml run --rm steam"
-
 version: '2'
 
 volumes:
@@ -31,6 +25,4 @@ services:
     environment:
       - DISPLAY=unix$DISPLAY
       - PULSE_SERVER=unix:$XDG_RUNTIME_DIR/pulse/native
-
-# docker build -t steam .
-# docker run --rm -ti -v /tmp/.X11-unix:/tmp/.X11-unix:ro -v /etc/localtime:/etc/localtime:ro -v /etc/machine-id:/etc/machine-id:ro -v /run/user/1000/pulse:/run/user/1000/pulse -v /dev/shm:/dev/shm --device /dev/dri -v $PWD/package:/home/user/.local/share/Steam/package -e DISPLAY=unix$DISPLAY -e PULSE_SERVER=unix:/run/user/1000/pulse/native steam
+      # - STEAM_RUNTIME=0