firk's window manager for x11 menu (fwm-menu)
Copyright (C) 2022 firk <firk@cantconnect.ru>
https://firk.cantconnect.ru/projects/fwmx/

How to run:
  fwm-menu o:x0:y0:w:h:bw font-name /path/to/menudir [/path/to/menudir2 [...]]
Example:
  fwm-menu 1:-284:1:100:18:1 "" ~/.app_menu

Directory tree is mapped to sub-menu tree.
Files are shown as menu entries (chmod +x or .desktop).
Names starting with dot are ignored.
Symlinks allowed and traversed both for directories and files.

File and directory names are shown as-is, sorted alphabetically, directories first.

When menu entry clicked, the corresponding file run, usually it is symlink or
shell-script.

Exception: files with .desktop extensions are shows with the name specified
inside, and executed via the command specified inside.