Replaces the placeholder repo with the asger.weirsoe.dk site source. Adds 6 blog posts (Proxmox, Authentik/OIDC, NPMplus migration, JS injection, ah-fail) and .gitea/workflows/deploy.yml (bun build + rsync over SSH). Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>