Gather coverage stats from GitLab CI
Have you considered hooking [coverage stats] up to GitLab CI? There are two things to do there:
lcovas part of a CI step after all the tests succeed, and export the HTML pages as artifacts. GLib does that here.
coverage: (regex)line there. You can add a badge to GitLab here which shows the
mastercoverage at a glance. GLib uses these settings: