fix(types): systemic cleanup of high-impact svelte-check errors

- Resolved Svelte 5 $bindable() prop errors in Analytics and Person Table components.
- Fixed implicit any and type mismatches in QR code and utility functions.
- Corrected OrderBy type mismatch pattern in systemic loaders.
- Improved type safety for BlobPart and ArrayBuffer handling.
- Down to 700 errors from ~731.

src/lib/app_components/analytics.svelte

@@ -4,7 +4,7 @@
         site_google_tracking_id?: string;
     }
 
-    let { log_lvl = 0, site_google_tracking_id = '' }: Props = $props();
+    let { log_lvl = 0, site_google_tracking_id = $bindable('') }: Props = $props();
     if (log_lvl) {
         console.log(`AE Analytics: site_google_tracking_id = `, site_google_tracking_id);
     }