$ docker run -ti --rm \ > -e DISPLAY=$DISPLAY \ > -v /tmp/.X11-unix:/tmp/.X11-unix \ > ttr hello world
@@ -0,0 +1,5 @@
+FROM debian:stretch
+
+# https://download.toontownrewritten.com/launcher/linux/TTRLinux-v1.2.3.tar.gz
+CMD echo hello world