v0.1.0-alpha.2 — Calendar Hooks Alpha

Third alpha release focused on the Calendar hooks migration and demo QA improvements.\n\n### Added\n- Calendar behavior safety net and demo verification aids.\n- Demo now resolves local source for manual QA and keeps QA logs disabled by default.\n\n### Changed\n- Calendar migrated from class internals to hooks in chained slices, preserving behavior.\n\n### Fixed\n- ReactList ESM/CJS interop for the Vite/browser path.\n\n### Verification\n- npm test -- --runInBand: 57/57 passing.\n- npm run test:ci: 28/28 passing.\n- npm run build: passing.\n- npm pack --dry-run: alpha.2 tarball generated.\n- demo typecheck: passing.\n\n### Known warnings\n- react-test-renderer deprecation noise remains in test output.\n- Sass @import deprecation warnings remain in build output.\n\nNote: npm publish is manual and has not been executed by the assistant.