ac3bfcad3c
- Replaced hardcoded color values in `LightColorScheme` and `DarkColorScheme` with `AppColors`. - Updated `AppTypography` references in `AppMaterialTypography`. - Upgraded Kotlin, Compose Multiplatform, and Ktor to latest versions in `libs.versions.toml`. - Added `uiToolingPreview` dependency in `meldestelle-portal` build script. - Refactored config loading to include `RequestInit`. Signed-off-by: Stefan Mogeritsch <stefan.mo.co@gmail.com>