Hi In Step 5: Running Your Game, I cannot find the .X11-unix directory. It doesn't appear. How long do I need to wait? Thank You.

~$ ls -la /tmp
total 9548
drwxrwxrwt 1 root   root      4096 Jun  1 13:05 .
drwxr-xr-x 1 root   root      4096 Jun  1 12:56 ..
-rw------- 1 netris netris   94358 Jun  1 13:05 entrypoint-stdout---supervisor-d7yzyqo_.log
-rw------- 1 netris netris    1840 Jun  1 12:56 game-stdout---supervisor-3mnoij1_.log
-rw-r--r-- 1 root   root   9645427 May 18 00:55 nvidia_cuda_nvrtc_linux_x86_64.whl
drwxr-xr-x 3 root   root      4096 May 18 00:55 nvrtc
-rw------- 1 netris netris       0 Jun  1 12:56 pulseaudio-stdout---supervisor-0ws_usbu.log
drwx------ 2 netris netris    4096 Jun  1 12:56 runtime-1000
-rw-r--r-- 1 netris netris    1943 Jun  1 13:05 supervisord.log
-rw-r--r-- 1 netris netris       3 Jun  1 12:56 supervisord.pid
-rw------- 1 netris netris       0 Jun  1 12:56 warp-input-stdout---supervisor-23_qprtq.log

netris-proton -pr <game>.exe

And also it says 'No installed Wine/Proton found.'