@jordan.vidrine There is a problem installing this theme component on the stable branch because of an error in the .discourse-compatibility file. The mentioned commit a7aca0e8a009937e4166530af40f31636457431a does not exist in that repository.
This is an issue in other theme components as well Code search results · GitHub
and it happened because someone pinned the theme skeleton… DEV: Pin theme for Discourse < 3.3.0.beta1-dev (#18) · discourse/discourse-theme-skeleton@2848b62 · GitHub