- Rewrite README with project overview, structure, and script reference
- Add CONTRIBUTING guide with development workflow and coding standards
- Add MIT LICENCE
- Add Tailwind CSS v4 with light/dark theme support
- Add layout system (default, sidebar, blank)
- Add mock authentication with Pinia store and route guards
- Add error pages (404, 500) and example views
- Add Vitest with 10 example tests across stores
- Configure Prettier formatting and ESLint linting