- Sidebar "GitHub" widget renamed to "Gitea", links point to gitea.giersig.eu/giersig.eu
- Runtime widget JS fetches commits/repos/PRs directly from Gitea API
- Build-time data files (githubActivity, githubRepos) switched from GitHub API to Gitea API
- changelog.njk fetches from Gitea API directly with client-side commit categorisation
- GITEA_URL / GITEA_ORG added to deploy.yml build env
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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