TRANSLATES

To generate file 'template.pot', did use command:

xgettext -n *.lua -L Lua --force-po --keyword=modUFO.translate --from-code=UTF-8 -o template.pot

To translate 'template.pot' to your language use app poedit.:

sudo apt-get inatall poedit

See more: https://forum.minetest.net/viewtopic.php?f=47&t=21974