- Introduced pnpm-based workspace with
packages/core,packages/utils,packages/react, andapps/playground - Added shared tooling: TypeScript project references, ESLint, Prettier, Husky hooks, Jest projects (≥95% coverage)
- Wired CI pipeline with lint, typecheck, test, build, visual regression, accessibility, and coverage artifact publishing
- Delivered playground demo with five scenarios exercising core logic, formatter utilities, and headless components