feat: implement export functionality for track items

- Added a new exportFile function to handle exporting track items in CSV or JSON format.
- Updated the API to utilize the new export functionality, replacing the previous findAndExportAllItems method.
- Refactored related database queries to streamline the export process and improve code organization.

4.0.21

Merge pull request #341 from /issues/336

Issues/336

Merge pull request #340 from /issues/338-floating-box

Issues/338-floating-box

4.0.18"

Update package.json

chore: update version and dependencies in package.json

- Bumped version from 4.0.15 to 4.0.16.
- Updated electron-updater dependency from 6.2.0 to 6.3.9 for improved stability and bug fixes.

feat: update total duration calculations in tables and API

- Modified the SearchResults component to use totalDuration for sumTotal.
- Enhanced ItemsTable to calculate subtotal from current page data and updated total display format.
- Updated TrackItemTable to calculate total duration for all filtered data.
- Adjusted calculateTotal utility to return total milliseconds instead of formatted duration.
- Extended the search API to include totalDuration in the response for better data handling.

4.0.14

4.0.12