Initial commit: Astro 6 static blog site

- German (default) and English i18n support
- Categories and tags
- Blog posts with hero images
- Dark/light theme switcher
- View Transitions removed to fix reload ghost images
- Webmentions integration
- RSS feeds per locale

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

scripts/squash-history.sh

@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+# squash-history.sh — Replaces entire git history with a single "init" commit.
+# WARNING: Destructive and irreversible. Force-pushes to remote.
+
+set -euo pipefail
+
+COMMIT_MSG="${1:-init}"
+REMOTE="${2:-origin}"
+BRANCH="main"
+TEMP="temp-squash-$$"
+
+echo "⚠️  This will destroy all git history and force-push to $REMOTE/$BRANCH."
+read -r -p "Continue? [y/N] " confirm
+[[ "$confirm" =~ ^[Yy]$ ]] || { echo "Aborted."; exit 0; }
+
+git checkout --orphan "$TEMP"
+git add -A
+git commit -m "$COMMIT_MSG"
+git branch -D "$BRANCH"
+git branch -m "$TEMP" "$BRANCH"
+git push --force "$REMOTE" "$BRANCH"
+
+echo "Done. $(git log --oneline)"