Merge branch 'kubernetes:main' into autobump

Author: k8s-infra-ci-robot

.github/workflows/argocd-diff.yaml

@@ -0,0 +1,43 @@
+name: Argo CD Diff Preview
+
+on:
+  pull_request:
+    paths:
+      - 'kubernetes/**' # All Kubernetes manifests owned by ArgoCD live here
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          path: pull-request
+
+      - uses: actions/checkout@v4
+        with:
+          ref: main
+          path: main
+
+      - name: Generate Diff
+        run: |
+          docker run \
+            --network=host \
+            -v /var/run/docker.sock:/var/run/docker.sock \
+            -v $(pwd)/main:/base-branch \
+            -v $(pwd)/pull-request:/target-branch \
+            -v $(pwd)/output:/output \
+            -e TARGET_BRANCH=refs/pull/${{ github.event.number }}/merge \
+            -e REPO=${{ github.repository }} \
+            dagandersen/argocd-diff-preview:v0.1.19
+
+      - name: Post diff as comment
+        env:
+          GH_TOKEN: ${{ secrets.K8S_INFRA_CI_BOT_PR_TOKEN }}
+        run: |
+          gh pr comment ${{ github.event.number }} --repo ${{ github.repository }} --body-file output/diff.md --edit-last || \
+          gh pr comment ${{ github.event.number }} --repo ${{ github.repository }} --body-file output/diff.md