Update PR-Demo-Comment-with-react.yml with stilringbot (#3330)

# Description of Changes

Please provide a summary of the changes, including:

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

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/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/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/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/DeveloperGuide.md#6-testing)
for more details.

.github/workflows/PR-Demo-Comment-with-react.yml

@@ -6,8 +6,8 @@ on:
 
 permissions:
   contents: read
-  issues: write
-  pull-requests: read
+  issues: write      # Required for adding reactions to comments
+  pull-requests: read # Required for reading PR information
 
 jobs:
   check-comment:
@@ -44,6 +44,14 @@ jobs:
         with:
           egress-policy: audit
 
+      # Generate GitHub App token
+      - name: Generate GitHub App Token
+        id: generate-token
+        uses: actions/create-github-app-token@3ff1caaa28b64c9cc276ce0a02e2ff584f3900c5 # v2.0.2
+        with:
+          app-id: ${{ secrets.GH_APP_ID }}
+          private-key: ${{ secrets.GH_APP_PRIVATE_KEY }}
+
       - name: Get PR data
         id: get-pr
         uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
@@ -80,6 +88,7 @@ jobs:
         id: add-eyes-reaction
         uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
         with:
+          github-token: ${{ steps.generate-token.outputs.token }}
           script: |
             console.log(`Adding eyes reaction to comment ID: ${context.payload.comment.id}`);
             try {
@@ -110,6 +119,13 @@ jobs:
         with:
           egress-policy: audit
 
+      - name: Generate GitHub App Token
+        id: generate-token
+        uses: actions/create-github-app-token@3ff1caaa28b64c9cc276ce0a02e2ff584f3900c5 # v2.0.2
+        with:
+          app-id: ${{ secrets.GH_APP_ID }}
+          private-key: ${{ secrets.GH_APP_PRIVATE_KEY }}
+
       - name: Checkout PR
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
@@ -209,6 +225,7 @@ jobs:
         if: success()
         uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
         with:
+          github-token: ${{ steps.generate-token.outputs.token }}
           script: |
             console.log(`Adding rocket reaction to comment ID: ${{ needs.check-comment.outputs.comment_id }}`);
             try {
@@ -228,6 +245,7 @@ jobs:
         if: failure()
         uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
         with:
+          github-token: ${{ steps.generate-token.outputs.token }}
           script: |
             console.log(`Adding -1 reaction to comment ID: ${{ needs.check-comment.outputs.comment_id }}`);
             try {
@@ -247,6 +265,7 @@ jobs:
         if: success()
         uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
         with:
+          github-token: ${{ steps.generate-token.outputs.token }}
           script: |
             const { GITHUB_REPOSITORY } = process.env;
             const [repoOwner, repoName] = GITHUB_REPOSITORY.split('/');