- Added `scripts/**/*.ts` to the linter and formatter inclusion list in `biome.json`.
- Replaced manual array index searches with standard `indexOf` operations.
- Cleaned up unused variables, obsolete helpers, and command-line flags.
- Applied consistent formatting and code style across tooling scripts.
- Added 65 new built-in color themes including dark, light, and material variants.
- Added theme sync script to generate theme index from JSON files.
- Expanded default theme collection from approximately 30 to 96 themes.