diff --git a/.github/workflows/pr-verifier.yaml b/.github/workflows/pr-verifier.yaml
new file mode 100644
index 0000000000..783dce6161
--- /dev/null
+++ b/.github/workflows/pr-verifier.yaml
@@ -0,0 +1,19 @@
+name: PR Verifier
+
+on:
+  pull_request_target:
+    types: [opened, edited, reopened, synchronize]
+
+permissions:
+  checks: write
+
+jobs:
+  verify:
+    runs-on: ubuntu-latest
+    name: verify PR contents
+    steps:
+    - name: Verifier action
+      id: verifier
+      uses: kubernetes-sigs/kubebuilder-release-tools@e389278c2051863fb39b8de00159c8d7fac760ea # v0.4.1
+      with:
+        github_token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.gitignore b/.gitignore
index 2ced50a2a4..0f1e5fd8b7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -40,6 +40,11 @@ releasenotes
 # goland
 .idea
 
+# Common editor / temporary files
+*~
+*.tmp
+.DS_Store
+
 bin/*
 hack/tools/bin/*
 examples/_out/*