ci: Add nightly builds
Everything is copied from
https://gitlab.gnome.org/GNOME/citemplates/-/blob/master/flatpak/flatpak_ci_initiative.yml
at 8430bccd6150b0a2aa97d1d7028c28b6b7e5d4d0, with the exception of needs
.
Everything is copied from
https://gitlab.gnome.org/GNOME/citemplates/-/blob/master/flatpak/flatpak_ci_initiative.yml
at 8430bccd6150b0a2aa97d1d7028c28b6b7e5d4d0, with the exception of needs
.