Merge pull request #28 from homarr-labs/fix/sync-docs

fix(sync-docs): use HOMARR_DOCS_SYNC_APP_PRIVATE_KEY token

.github/workflows/sync-docs.yaml

@@ -35,10 +35,17 @@ jobs:
           git add .
           git commit -m "docs(helm): Update Helm chart documentation" || echo "No changes to commit"
 
+      - name: Obtain token
+        id: obtainToken
+        uses: tibdex/github-app-token@v2
+        with:
+          private_key: ${{ secrets.HOMARR_DOCS_SYNC_APP_PRIVATE_KEY }}
+          app_id: ${{ vars.HOMARR_DOCS_SYNC_APP_ID }}
+
       - name: Create Pull Request
         uses: peter-evans/create-pull-request@v7
         with:
-          token: ${{ secrets.GITHUB_TOKEN }}
+          token: ${{ steps.obtainToken.outputs.token }}
           branch: update-helm-docs
           # TODO: Change to the main branch on stable release
           base: docs/version-1.0