settingsPage Init selfhost (#4734)

# 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)

### 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: James Brunton <[email protected]>

docker/backend/Dockerfile.ultra-lite

@@ -45,6 +45,7 @@ ENV DISABLE_ADDITIONAL_FEATURES=true \
 COPY scripts/init-without-ocr.sh /scripts/init-without-ocr.sh
 COPY scripts/installFonts.sh /scripts/installFonts.sh
 COPY --from=build /app/app/core/build/libs/*.jar app.jar
+COPY --from=build /app/build/libs/restart-helper.jar restart-helper.jar
 
 # Set up necessary directories and permissions
 RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /etc/apk/repositories && \
@@ -65,7 +66,7 @@ RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /et
     chmod +x /scripts/*.sh && \
     addgroup -S stirlingpdfgroup && adduser -S stirlingpdfuser -G stirlingpdfgroup && \
     chown -R stirlingpdfuser:stirlingpdfgroup $HOME /scripts /pipeline /configs /customFiles /pipeline /tmp/stirling-pdf && \
-    chown stirlingpdfuser:stirlingpdfgroup /app.jar
+    chown stirlingpdfuser:stirlingpdfgroup /app.jar /restart-helper.jar
 
 # Set environment variables
 ENV ENDPOINTS_GROUPS_TO_REMOVE=CLI