Move mail, compose, contacts, and accounts off mocks onto REST + WS.
Add client, auth store, IDB-backed query cache, offline queue, and
sync bar; hybrid Zustand for UI-only state. Settings still local until
backend has preferences API.
- Added Playwright as a dependency for end-to-end testing, including necessary scripts in package.json.
- Created a Playwright configuration file to define test settings and browser options.
- Implemented a new GitHub Actions workflow for automated end-to-end testing on push and pull request events.
- Updated .gitignore to exclude Playwright test results and reports.
- Added initial end-to-end tests for mail functionalities, including composing, sending, and searching messages.
- Created CLAUDE.md to outline the vision, architecture, and key features of the Ultimail project, including client and backend responsibilities.
- Added a workspace configuration file for easier project management, linking the frontend and backend directories.
- Introduced CSS animations for splash screen elements including aurora drift, logo float, loader progress, and card breathing effects.
- Implemented a new FirstLaunchSplash component in layout to display the splash screen on the initial app launch.
- Updated theme initialization script to manage splash screen visibility based on local storage state.
