feat: initial Hugo blog for internetforkids.ong

Child safety marketing blog with:
- First article: Global Child Protection Laws 2026 (EN/DE)
- Interactive world map (17 countries, TopoJSON)
- SEO: JSON-LD, OpenGraph, hreflang, canonical URLs
- AI search: robots.txt, llms.txt, FAQ sections
- VPN CTA shortcode, about pages, tag taxonomy
- Rybbit analytics partial (site ID TBD)
- Dockerfile + nginx.conf for deployment

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

layouts/partials/language-switcher.html

@@ -0,0 +1,9 @@
+{{ if .IsTranslated }}
+<nav class="language-switcher" aria-label="Language">
+  {{ range .Translations }}
+  <a href="{{ .Permalink }}" lang="{{ .Language.Lang }}" hreflang="{{ .Language.Lang }}">
+    {{ .Language.LanguageName }}
+  </a>
+  {{ end }}
+</nav>
+{{ end }}