ref: 6d69f6fba35087686f79adb2ea0d67944a62ca7b
dir: /dis/demo/whiteboard/runwb/
#!/dis/sh.dis load std pctl forkns memfs /tmp cp /dis/wm/whiteboard.dis /tmp /dis/auxi/wbsrv /tmp $2 grid/register -a resource Whiteboard -a size 600x400 -a name $1 {export /tmp}