Merge pull request #10 from learningequality/rtibbles-patch-1

Update update_changelog.yml

.github/workflows/update_changelog.yml

@@ -17,6 +17,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           ref: ${{ github.event.pull_request.base.ref }}
+          fetch-depth: 0
 
       - name: Extract and update Changelog
         id: modify-changelog
@@ -44,10 +45,16 @@ jobs:
           done <<< "$changelog_section" > pr_info.txt
 
           awk '/<!-- \[DO NOT REMOVE-USED BY GH ACTION\] PASTE CHANGELOG -->/{print; system("cat pr_info.txt"); next} 1' CHANGELOG.md > tmpfile && mv tmpfile CHANGELOG.md
-        
-      - name: Commit updated CHANGELOG.md
-        uses: stefanzweifel/git-auto-commit-action@v4
+
+      - uses: tibdex/github-app-token@v1
+        id: generate-token
         with:
-            branch: ${{ github.event.pull_request.base.ref }}
-            commit_message: "Update CHANGELOG.md for PR #${{ github.event.pull_request.number }}"
-            file_pattern: CHANGELOG.md
+          app_id: ${{ secrets.LE_BOT_APP_ID }}
+          private_key: ${{ secrets.LE_BOT_PRIVATE_KEY }}
+      - name: Commit updated CHANGELOG.md
+        env:
+          GH_APP_TOKEN: ${{ steps.generate-token.outputs.token }}
+        run: |
+          git add CHANGELOG.md
+          git commit -m "Update CHANGELOG.md for PR #${{ github.event.pull_request.number }}"
+          git push origin ${{ github.event.pull_request.head.ref }}