feat: add infinite scroll pagination to treegraph view}
- Add AJAX endpoint (treegraph-more) for paginated graph log loading - Extract git log parsing into reusable parseGraphLog static method - Implement "load more" button with auto-load on scroll near bottom - Add load-more button to treegraph twig template with hasMore flag - Use translation key for "by" label in treegraph commit entries - Re-render canvas after appending new graph items via treegraph() - Bump version to v2026.4.286 (package.json v2026.4.287) - Update build references across documentation files