diff --git a/workflows/zizmor.yml b/workflows/zizmor.yml
new file mode 100644
index 0000000..f1eb883
--- /dev/null
+++ b/workflows/zizmor.yml
@@ -0,0 +1,28 @@
+name: zizmor (report-only)
+
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["**"]
+
+permissions:
+  contents: read          # this workflow only reads code; nothing else
+
+jobs:
+  zizmor:
+    name: zizmor          # remember this name -- it becomes your gate later (Rung 3)
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0
+
+      - name: Run zizmor 🌈 (report-only)
+        run: uvx "zizmor@1.26.1" --format=github --no-exit-codes --min-confidence=medium .
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}