- Add 3 pre-built templates (Invoice, Report, Custom HTML)
- Split-pane editor with live HTML preview (updates as you type)
- Generation timer shows actual response time
- Before/after comparison (free watermarked vs Pro clean)
- Pro CTA integrated into result panel
- Fully responsive: stacks on mobile
- Professional polish matching site design language
- Remove free account signup flow entirely
- Add POST /v1/demo/html and /v1/demo/markdown (public, no auth)
- Demo: 5 requests/hour per IP, 50KB body limit, watermarked PDFs
- Landing page: interactive playground replaces 'Get Free API Key'
- Pricing: Demo (free) + Pro (€9/mo), no more Free tier
- /v1/signup returns 410 Gone with redirect to demo/pro
- Keep /v1/recover for existing Pro users
- Update JSON-LD, API discovery, verify page text
- BUG-055: Remove duplicate preconnect tags from homepage
- BUG-058: Add twitter:image meta tag to homepage
- BUG-060: Add og:title/description/url to sub-pages
- BUG-061: Add /status to sitemap.xml
- BUG-067: Add skip-to-content link on all pages
- BUG-069: Add legal footer to /docs page
- BUG-053: Minify app.js with terser
