use 'Documentation' as name for the global docs button, mirroring PVE
-rw-r--r-- 1488 Makefile
drwxr-xr-x - css
drwxr-xr-x - debian
drwxr-xr-x - images
drwxr-xr-x - js
-rw-r--r-- 2223 pmg-index.html.tt
-rw-r--r-- 1450 pmg-mobile-index.html.tt