+ 'chapter-pve-installation-plain.html' => {
+ title => "Installation",
+ category => $cat_refdoc,
+ },
+ 'section-pve-usbstick-plain.html' => {
+ title => "Install from USB Stick",
+ category => $cat_refdoc,
+ },
+ 'section-pve-system-requirements-plain.html' => {
+ title => "System Requirements",
+ category => $cat_refdoc,
+ },
+ 'section-getting-help-plain.html' => {