From 1838bcbe23d746bf1c8b4c67745b989da858725a Mon Sep 17 00:00:00 2001
From: Dariusz Porowski <3431813+DariuszPorowski@users.noreply.github.com>
Date: Mon, 26 Oct 2026 15:36:38 -0700
Subject: [PATCH] ci(release): add shared backport caller

Signed-off-by: Dariusz Porowski <3431813+DariuszPorowski@users.noreply.github.com>
Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>
---
 .github/workflows/release-backport.yaml | 41 +++++++++++++++++++++++++
 CONTRIBUTING.md                         |  1 +
 2 files changed, 42 insertions(+)
 create mode 100644 .github/workflows/release-backport.yaml

diff --git a/.github/workflows/release-backport.yaml b/.github/workflows/release-backport.yaml
new file mode 100644
index 0000000000..ea3c44e835
--- /dev/null
+++ b/.github/workflows/release-backport.yaml
@@ -0,0 +1,41 @@
+# yaml-language-server: $schema=https://www.schemastore.org/github-workflow.json
+# Managed by radius-project/.github. Change the native source there.
+---
+name: release-backport
+
+on: # zizmor: ignore[dangerous-triggers]
+  pull_request_target:
+    branches:
+      - main
+      - release/*
+    types:
+      - labeled
+      - closed
+  push:
+    branches:
+      - release/*
+  workflow_dispatch:
+    inputs:
+      channel:
+        description: Existing release channel in X.Y format
+        required: true
+        type: string
+
+permissions: {}
+
+concurrency:
+  group: release-backport-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: false
+
+jobs:
+  backport:
+    permissions:
+      contents: read
+      pull-requests: read
+      issues: read
+    uses: radius-project/.github/.github/workflows/__release-backport.yml@main
+    with:
+      channel: ${{ inputs.channel || '' }}
+    secrets:
+      RADIUS_RELEASE_BOT_CLIENT_ID: ${{ secrets.RADIUS_RELEASE_BOT_CLIENT_ID }}
+      RADIUS_RELEASE_BOT_PRIVATE_KEY: ${{ secrets.RADIUS_RELEASE_BOT_PRIVATE_KEY }}
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 96c2f8cceb..c2de994926 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -10,6 +10,7 @@ You can find our full **contributor documentation** including instructions at th
 - [Code building](docs/contributing/contributing-code/contributing-code-building/)
 - [Code developing](docs/contributing/contributing-code/contributing-code-developing/)
 - [Contributing issues](docs/contributing/contributing-issues/)
+- [Release backports](https://github.com/radius-project/.github/blob/main/eng/SYNC.md#release-backports)
 
 ## Current status