chore(juno): generate gh app token instead of reading from secrets (#1136)

Author: taymoor89

.github/workflows/release.yaml

@@ -23,6 +23,14 @@ jobs:
       published: ${{ steps.changesets.outputs.published }}
       publishedPackages: ${{ steps.changesets.outputs.publishedPackages }}
     steps:
+      - name: Generate GitHub App Token
+        id: github-app-token
+        uses: actions/create-github-app-token@v1
+        with:
+          app-id: ${{ secrets.CLOUDOPERATOR_APP_ID }}
+          private-key: ${{ secrets.CLOUDOPERATOR_APP_PRIVATE_KEY }}
+          permission-contents: write
+          permission-pull-requests: write
       - name: Checkout Repo
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
@@ -56,7 +64,7 @@ jobs:
           title: "publish(npm): automate Package Versioning and Publishing with Changesets"
           commit: "chore(version): update versions with Changesets"
         env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          GITHUB_TOKEN: ${{ steps.github-app-token.outputs.token }}
           NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
 
   notify-on-success: