179a83e9cd
- Add per-slot lazy loading with Intersection Observer API - Implement fill detection via MutationObserver and data-ad-status - Add configurable rootMargin and fillTimeout from database - Generate dynamic CSS based on lazy_loading_enabled setting - Add legacy mode fallback for browsers without IO support - Include backup of previous implementation (adsense-loader.legacy.js) - Add OpenSpec documentation with test plan (72 tests verified) Schema changes: - Add lazy_loading_enabled (boolean, default: true) - Add lazy_rootmargin (select: 0-500px, default: 200) - Add lazy_fill_timeout (select: 3000-10000ms, default: 5000) 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>