Merge branch 'master' into 'master'

.gitlab-ci.yml

README.md

buffyboard/README.md

buffyboard/doc/buffyboard.1.scd

buffyboard/doc/buffyboard.conf.5.scd

buffyboard/meson.build

buffyboard/test/build.sh

buffyboard/test/helpers.sh

buffyboard/test/test-all.sh

meson.build

meson_options.txt

squeek2lvgl/sq2lv.h

test/build-with-drm.sh

test/build-without-drm.sh

test/helpers.sh

test/test-all.sh

...-uses-drm-backend-if-selected-via-config-and-available.sh

test/test-uses-fb-backend-by-default.sh

...-fb-backend-if-drm-selected-via-config-but-unavailable.sh

test/test-uses-fb-backend-if-selected-via-config.sh