[
{ type: install
  message: <<EOM
Before using Mango run the following commands as user:

    mkdir -p ~/.config/mango
    cp %%PREFIX%%/etc/mango/config.conf ~/.config/mango/

then customize that file, in particular the variable

    xkb_rules_layout

and the keyboard shortcut to launch a terminal

    bind=Alt,Return,spawn,foot

(replace foot with your preferred terminal emulator).
EOM
}
]