feat(redaction): improve manual redaction with color selection and updated UI elements (#5679)

# Description of Changes

<img width="1920" height="977" alt="image"
src="https://github.com/user-attachments/assets/17e451b7-df2b-4097-b8aa-66954d89b935"
/>


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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]>

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

@@ -131,7 +131,10 @@ export function LocalEmbedPDF({ file, url, enableAnnotations = false, enableReda
 
       // Register redaction plugin (depends on InteractionManager, Selection, History)
       // Always register for redaction functionality
-      createPluginRegistration(RedactionPluginPackage),
+      createPluginRegistration(RedactionPluginPackage, {
+        useAnnotationMode: true,
+        drawBlackBoxes: false,
+      }),
 
       // Register pan plugin (depends on Viewport, InteractionManager)
       createPluginRegistration(PanPluginPackage, {
@@ -645,7 +648,7 @@ export function LocalEmbedPDF({ file, url, enableAnnotations = false, enableReda
         {(enableAnnotations || enableRedaction || isManualRedactionMode) && <SignatureAPIBridge ref={signatureApiRef} />}
         {(enableRedaction || isManualRedactionMode) && <RedactionPendingTracker ref={redactionTrackerRef} />}
         {enableAnnotations && <AnnotationAPIBridge ref={annotationApiRef} />}
-        
+
         <ExportAPIBridge />
         <BookmarkAPIBridge />
         <PrintAPIBridge />
@@ -706,12 +709,13 @@ export function LocalEmbedPDF({ file, url, enableAnnotations = false, enableReda
 
                           <SelectionLayer documentId={documentId} pageIndex={pageIndex} />
 
-                          {/* AnnotationLayer for annotation editing (only when enabled) */}
-                          {enableAnnotations && (
+                          {/* AnnotationLayer for annotation editing and annotation-based redactions */}
+                          {(enableAnnotations || enableRedaction) && (
                             <AnnotationLayer
                               documentId={documentId}
                               pageIndex={pageIndex}
                               selectionOutlineColor="#007ACC"
+                              selectionMenu={(props) => <RedactionSelectionMenu {...props} />}
                             />
                           )}