Background Color Test
Testing if all generated images now have pure white (#FFFFFF) backgrounds instead of cream (#f9f7f4).

Blog Hero (White BG)
Preset: blog_hero
Expected Background: Pure white (#FFFFFF)
https://media.base44.com/images/public/6909a86e1d4ca21903caed76/6e3f21a54_generated_image.png
✓ If the background appears white when viewed on dark gray, the fix is working!

Module Cover (White BG)
Preset: module_cover
Expected Background: Pure white (#FFFFFF)
https://media.base44.com/images/public/6909a86e1d4ca21903caed76/module-test-placeholder.png
✓ If the background appears white when viewed on dark gray, the fix is working!
Diagnostic Summary
- brandImageService: All presets now have
white_background: true - regenerateOffBrandImages: All presets updated to match brandImageService
- bgRule in prompts: Instructie om pure white (#FFFFFF) te genereren, NIET cream
- Reference images: Model is explicitly told NOT to copy cream backgrounds
- Context blocks: Cream-instructies zijn gefilterd uit DB-context