ab62614a89
- composition.md: add text backdrop (gaussian dark mask behind glyphs) and external layout oracle pattern (browser-based text layout → JSON → Python renderer pipeline for obstacle-aware text reflow) - shaders.md: add reverse vignette shader (center-darkening for text readability) - troubleshooting.md: add diagnostic entries for text-over-busy-background readability and kaleidoscope-destroys-text pitfall