- Add guard clauses for reportTable, reportButtons, exportCsvButton, exportPdfButton
- Prevents JavaScript errors when report elements don't exist on page
- Ensures theme toggle and other functionality work on all pages
- Wraps report-specific code in null checks to avoid breaking other features
- Created storage-utils.js with safeStorage wrapper to prevent tracking prevention errors
- Updated script.js to use safeStorage for theme persistence
- Added conditional QZ Tray connection based on 'Enable Scan to Boxes' toggle
- Fixed 404 error by removing non-existent /api/backup/path endpoint call
- Enhanced fg_scan.html to disable QZ Tray and socket connections when toggle is off
- Prevents console errors when browser tracking prevention blocks localStorage access
