deps(embedPDF): Bump codebase to embedPDF v2.3.0 and adjust codebase for new features (#5567)

# Description of Changes

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Please provide a summary of the changes, including:

- What was changed
- Why the change was made
- Any challenges encountered

Closes #(issue_number)
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---

## Checklist

### General

- [ ] I have read the [Contribution
Guidelines](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/CONTRIBUTING.md)
- [ ] I have read the [Stirling-PDF Developer
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/DeveloperGuide.md)
(if applicable)
- [ ] I have read the [How to add new languages to
Stirling-PDF](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md)
(if applicable)
- [ ] I have performed a self-review of my own code
- [ ] My changes generate no new warnings

### Documentation

- [ ] I have updated relevant docs on [Stirling-PDF's doc
repo](https://github.com/Stirling-Tools/Stirling-Tools.github.io/blob/main/docs/)
(if functionality has heavily changed)
- [ ] I have read the section [Add New Translation
Tags](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md#add-new-translation-tags)
(for new translation tags only)

### Translations (if applicable)

- [ ] I ran
[`scripts/counter_translation.py`](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/docs/counter_translation.md)

### UI Changes (if applicable)

- [ ] Screenshots or videos demonstrating the UI changes are attached
(e.g., as comments or direct attachments in the PR)

### Testing (if applicable)

- [ ] I have tested my changes locally. Refer to the [Testing
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/DeveloperGuide.md#6-testing)
for more details.

---------

Signed-off-by: Balázs Szücs <[email protected]>
Co-authored-by: Anthony Stirling <[email protected]>

frontend/src/core/components/viewer/RedactionPendingTracker.tsx

@@ -1,22 +1,28 @@
 import { useEffect, useRef, useImperativeHandle, forwardRef } from 'react';
 import { useRedaction as useEmbedPdfRedaction } from '@embedpdf/plugin-redaction/react';
+import { useActiveDocumentId } from '@app/components/viewer/useActiveDocumentId';
 
 export interface RedactionPendingTrackerAPI {
   commitAllPending: () => void;
   getPendingCount: () => number;
 }
 
-/**
- * RedactionPendingTracker monitors pending redactions and exposes an API
- * for committing and checking pending redactions.
- * Must be rendered inside the EmbedPDF context.
- * 
- * Note: The unsaved changes checker is registered by EmbedPdfViewer, not here,
- * to avoid conflicts and allow the viewer to check both annotations and redactions.
- */
 export const RedactionPendingTracker = forwardRef<RedactionPendingTrackerAPI>(
   function RedactionPendingTracker(_, ref) {
-    const { state, provides } = useEmbedPdfRedaction();
+    const activeDocumentId = useActiveDocumentId();
+    
+    // Don't render the inner component until we have a valid document ID
+    if (!activeDocumentId) {
+      return null;
+    }
+    
+    return <RedactionPendingTrackerInner documentId={activeDocumentId} ref={ref} />;
+  }
+);
+
+const RedactionPendingTrackerInner = forwardRef<RedactionPendingTrackerAPI, { documentId: string }>(
+  function RedactionPendingTrackerInner({ documentId }, ref) {
+    const { state, provides } = useEmbedPdfRedaction(documentId);
     
     const pendingCountRef = useRef(0);