Feature/v2/pageeditor improved (#4289)

# Description of Changes

<!--
Please provide a summary of the changes, including:

Rewrite of page editor to make it work properly.  
Added page breaks
Added merged file support
Added "insert file" support
Slight Ux improvements

Closes #(issue_number)
-->

---

## 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)

### 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.

---------

Co-authored-by: Anthony Stirling <[email protected]>

frontend/src/components/tools/shared/FileStatusIndicator.tsx

@@ -77,7 +77,7 @@ const FileStatusIndicator = ({
         <Text size="sm" c="dimmed">
           <Anchor
             size="sm"
-            onClick={openFilesModal}
+            onClick={() => openFilesModal()}
             style={{ cursor: 'pointer', display: 'inline-flex', alignItems: 'center', gap: '0.25rem' }}
           >
             <FolderIcon style={{ fontSize: '0.875rem' }} />
@@ -112,7 +112,7 @@ const FileStatusIndicator = ({
           {t("files.selectFromWorkbench", "Select files from the workbench or ") + " "}
           <Anchor
             size="sm"
-            onClick={openFilesModal}
+            onClick={() => openFilesModal()}
             style={{ cursor: 'pointer', display: 'inline-flex', alignItems: 'center', gap: '0.25rem' }}
           >
             <FolderIcon style={{ fontSize: '0.875rem' }} />