sagitchu e5ce0501a2 feat: add brand asset upload with PNG conversion and improve config validation ...

- Add file upload support for logo and favicon with automatic PNG conversion
- Add backend validation for brand asset data URLs (app_logo, app_favicon)
- Change vite_config.value column type from varchar(200) to text for PostgreSQL
- Add schema migration v3 for vite_config.value column type conversion
- Update frontend to use file picker instead of manual URL input
- Add early favicon application in index.html to prevent flash

2026-02-27 15:54:04 +08:00

..

model.go

feat: add brand asset upload with PNG conversion and improve config validation

2026-02-27 15:54:04 +08:00