- Add LCP image preload for hero mascot
- Add HowTo structured data schema (3-step install guide)
- Update SoftwareApplication schema with screenshot + image fields
- Add glassmorphic :focus-visible outlines for keyboard accessibility
- Add content-visibility: auto to heavy offscreen sections for INP
- Expand lang-init.js auto-redirect to all 6 supported languages
- Remove impressum/datenschutz from sitemap.xml (noindex conflict)
- Removed unused html variable from localizeHomeLinks in website/app.js.
- Added website/build.js to ESLint flat config Node files match pattern to define require, process, and __dirname.
- Replaced /impressum.html and /datenschutz.html with clean URLs /impressum and /datenschutz in sitemap.xml.
- Recompiled website to copy clean sitemap to www/ folder.
- Added pure Node.js dynamic i18n static site generator (build.js).
- Structured locales for English, German, French, Spanish, Brazilian Portuguese, and Russian.
- Replaced two-state toggle with premium glassmorphic language select dropdown.
- Integrated robust segment-based locale routing with safe dynamic fallbacks for legal and invite pages.
- Audited Core Web Vitals (LCP preloads, CLS dimensions) and SEO structures (robots, sitemap).
- Added dedicated Localization section to README and created contributor TRANSLATION guide.