Timeboxing 1.0.1

Timeboxing 1.0.1

• Added in-app System/Chinese/English language setting.
• Localized main pages, calendar actions, prompts, and Settings UI.
• Updated bilingual documentation for language settings.
• Unified home entry button widths for a cleaner layout.

Validation:

• npm run lint
• npm run build-static

Timeboxing 1.0.0

Initial open-source release of Timeboxing.\n\n- Local-first timeboxing workflow\n- Plan, Focus, Review, and Settings pages\n- IndexedDB storage with JSON export/import\n- Electron macOS packaging\n- Bilingual Chinese/English documentation\n- MIT License\n\nValidation before release:\n- npm ci\n- npm run lint\n- npm audit\n- npm run build-static\n- Playwright end-to-end smoke test\n- npm run dist-mac