Fix build warnings and restore missing event sync function

- Restored sync_config__event_pres_mgmt in ae_events__event.ts to resolve import errors.
- Removed unused OpenAI import in journal entry view.
- Removed unused Html5QrcodeScannerState import in QR scanner component.
- Improved build consistency for staging and production environments.

src/lib/element_qr_scanner_v2.svelte

@@ -6,7 +6,6 @@
     // import 'html5-qrcode';
     import {
         Html5Qrcode,
-        Html5QrcodeScannerState,
         Html5QrcodeSupportedFormats
     } from 'html5-qrcode';