diff --git a/.github/workflows/dual-approval.yaml b/.github/workflows/dual-approval.yaml
new file mode 100644
index 0000000..df21295
--- /dev/null
+++ b/.github/workflows/dual-approval.yaml
@@ -0,0 +1,20 @@
+name: Promotion Gate
+
+# Calls the shared promotion gate workflow.
+# dev PRs: no gate (engineer self-merges).
+# uat PRs: QA approval required.
+# main PRs: UAT approval required (uat→main promotions).
+
+on:
+  pull_request_review:
+    types: [submitted, dismissed]
+  pull_request:
+    branches: [uat, main]
+    types: [opened, reopened, synchronize]
+
+jobs:
+  promotion-gate:
+    uses: privilegedescalation/.github/.github/workflows/dual-approval-check.yaml@main
+    secrets: inherit
+    with:
+      pr_number: ${{ github.event.pull_request.number }}