Add workflow to test automated signed commits

Author: paleloser

.github/workflows/commit-tests.yml

@@ -0,0 +1,38 @@
+name: Signed commits tests
+
+on:
+  push:
+    branches:
+      - gh-app-tests
+
+jobs:
+  commit:
+    name: Generate resources
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout source code
+      uses: actions/checkout@v4
+
+    - name: Load app secrets from vault
+      uses: rancher-eio/read-vault-secrets@main
+      id: load-token
+      with:
+        secrets: |
+          secret/data/github/repo/${{ github.repository }}/github/app-credentials appId      | APP_ID;
+          secret/data/github/repo/${{ github.repository }}/github/app-credentials privateKey | PRIVATE_KEY
+
+    - name: Generate GH token from GH App secrets
+      id: create-token
+      uses: actions/create-github-app-token@v2
+      with:
+        app-id: ${{ env.APP_ID }}
+        private-key: ${{ env.PRIVATE_KEY }}
+
+    - name: Generate empty commit
+      id: generate-images
+      env:
+        GH_TOKEN: ${{ steps.create-token.outputs.token }}
+      run: |
+        gh auth setup-git
+        git commit --allow-empty -m "Signed commit test"
+        git push origin gh-app-tests