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]>

build.gradle

@@ -629,9 +629,40 @@ tasks.named('bootRun') {
 tasks.named('build') {
     group = 'build'
     description = 'Delegates to :stirling-pdf:bootJar'
-    dependsOn ':stirling-pdf:bootJar'
+    dependsOn ':stirling-pdf:bootJar', 'buildRestartHelper'
 
     doFirst {
         println "Delegating to :stirling-pdf:bootJar"
     }
 }
+
+// Task to compile RestartHelper.java
+tasks.register('compileRestartHelper', JavaCompile) {
+    group = 'build'
+    description = 'Compiles the RestartHelper utility'
+
+    source = fileTree(dir: 'scripts', include: 'RestartHelper.java')
+    classpath = files()
+    destinationDirectory = file("${buildDir}/restart-helper-classes")
+    sourceCompatibility = JavaVersion.VERSION_17
+    targetCompatibility = JavaVersion.VERSION_17
+}
+
+// Task to create restart-helper.jar
+tasks.register('buildRestartHelper', Jar) {
+    group = 'build'
+    description = 'Builds the restart-helper.jar'
+    dependsOn 'compileRestartHelper'
+
+    from "${buildDir}/restart-helper-classes"
+    archiveFileName = 'restart-helper.jar'
+    destinationDirectory = file("${buildDir}/libs")
+
+    manifest {
+        attributes 'Main-Class': 'RestartHelper'
+    }
+
+    doLast {
+        println "restart-helper.jar created at: ${destinationDirectory.get()}/restart-helper.jar"
+    }
+}