CI: Verify generated files

.github/workflows/verify-generation.yaml

@@ -0,0 +1,32 @@
+name: "Verify generated files"
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  verify-generation:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v5
+
+    - name: Set up Go
+      uses: actions/setup-go@v6
+      with:
+        go-version: '1.23'
+
+    - name: Install operator-sdk
+      uses: redhat-actions/openshift-tools-installer@v1
+      with:
+        source: github
+        operator-sdk: 1.38.0
+
+    - name: Verify generated files are up to date and fail if anything changed
+      run: |
+        make generate
+        make manifests
+        git diff --exit-code