- Added a service worker message handler to check for updates and notify users.
- Created `UpdateNotification` component to display update prompts with options to reload or dismiss.
- Introduced `UpdateNotificationProvider` to manage update state and notifications globally.
- Implemented `useUpdateChecker` hook for periodic update checks and user notification management.
- Updated localization files to include new strings related to update notifications.
- Enhanced service worker functionality to support hard reloads and update checks.
- Introduced a new hook `useTaskTimerWithConflictCheck` to manage timer conflicts, prompting users when a timer is already running for a different task.
- Updated localization files for Albanian, German, English, Spanish, Portuguese, and Chinese to include new translation keys related to timer conflict handling and cancellation.
- Refactored components to utilize the new timer hook, enhancing user experience by preventing overlapping timers.
