Bug 58379

This release focuses on performance improvements, stability, and bug fixes across the app.
While there are no major visual changes, Planify should feel noticeably faster and more reliable,
especially when working with large task lists and synced accounts.

Refactored Quick Find to use ListView, significantly improving search performance with large result sets, thanks to @byquanton.
Improved task rendering performance by lazily loading task details and batching ItemRow creation,reducing UI overhead and improving responsiveness, thanks to @byquanton.
Fixed a crash when typing dates with years below 1000 in the due date picker, thanks to @pgrit.
Optimized database operations by batching inserts when importing projects and batching deletes when removing them, improving overall performance, thanks to @byquanton.
Fixed Quick Find getting stuck in multi-select mode by improving Ctrl key detection during mouse events, thanks to @pgrit.
Added support for Todoist assignment filtering in the Today view, allowing filtering by assigned and unassigned tasks, thanks to @alyraffauf.
Added a mandatory Todoist API migration flow with a warning and re-login option to ensure continued sync support, thanks to @alainm23.
Improved Radicale CalDAV compatibility by accepting HTTP 201 responses for PUT requests, fixing sync issues when updating tasks, thanks to @mntmn.
Fixed filtering by labels in Today and other non-project views, thanks to @byquanton.
Fixed manual task ordering synchronization with CalDAV and Nextcloud, ensuring consistent ordering after drag and drop actions, thanks to @pgrit.
Fixed drag and drop not working correctly after using multi-selection, thanks to @pgrit.

Added initial CLI interface with support for add, list, list-projects, and update commands.
Complete redesign of the date/time picker with improved usability and instant updates.
Added preference to preserve task properties in "Keep Adding" mode.
Improved multi-day calendar event display in Scheduled view.
Fixed events not loading correctly in month view.
Fixed incorrect event overlap detection in date ranges.
Fixed crash when deleting multiple tasks using multiselect.
Fixed duplicate task submissions during async operations.
Restored keyboard shortcuts on startup.
Fixed project cache not updating when adding tasks via Quick Add.