✨ More style changes, removed test projects, favicon

- Fix missing aria-labels
- Fix breadcrumbs on specific projects
- Removed uses from NavBar
- Center image on project page
- Colour link on project page
- Initial README

Signed-off-by: Martin Berg Alstad <git@martials.no>

src/components/icons/Gitea.astro

@@ -1,10 +0,0 @@
----
-import PajamasIcon from "./PajamasIcon.astro"
-interface Props {
-  class?: string
-}
-
-const { class: clazz } = Astro.props
----
-
-<PajamasIcon name="pajamas:gitea" class={clazz} />