SMRE/BPA Onboarding LTS (#27053)

* onboard to use backport-assistant with lts support

* add active releases manifest file

* fix CE active release versions

* update manifest and backport files for 0.4.1 bpa version

* remove BACKPORT_LABEL_TEMPLATE

* remove extra container;

* seperate backport.yml files

---------

Co-authored-by: Jeanne Franco <jeanne.franco@hashicorp.com>

.github/workflows/backport-ce.yml

@@ -0,0 +1,37 @@
+---
+name: Backport Assistant Runner (for OSS & ENT)
+
+on:
+  pull_request_target:
+    types:
+      - closed
+      - labeled
+  repository_dispatch:
+    types: [ent-backport]
+
+jobs:
+  backport-targeted-release-branch:
+    if: github.event.pull_request.merged && github.repository == 'hashicorp/vault'
+    runs-on: ubuntu-latest
+    container: hashicorpdev/backport-assistant:0.4.1
+    steps:
+      - name: Backport changes to targeted release branch
+        run: |
+          backport-assistant backport -merge-method=squash -gh-automerge
+        env:
+          BACKPORT_LABEL_REGEXP: "backport/(?P<target>\\d+\\.\\d+\\.[+\\w]+)"
+          BACKPORT_TARGET_TEMPLATE: "release/{{.target}}"
+          BACKPORT_MERGE_COMMIT: true
+          GITHUB_TOKEN: ${{ secrets.ELEVATED_GITHUB_TOKEN }}
+          ENABLE_VERSION_MANIFESTS: true
+  backport-ent:
+    if: github.event.pull_request.merged && contains(join(github.event.pull_request.labels.*.name), 'backport/ent')
+    runs-on: ubuntu-latest
+    steps:
+      - name: Trigger backport for Enterprise
+        uses: peter-evans/repository-dispatch@ff45666b9427631e3450c54a1bcbee4d9ff4d7c0 # v3.0.0
+        with:
+          token: ${{ secrets.ELEVATED_GITHUB_TOKEN }}
+          repository: hashicorp/vault-enterprise
+          event-type: ent-backport
+          client-payload: ${{ toJson(github.event) }}

.github/workflows/backport.yml

@@ -1,23 +0,0 @@
----
-name: Backport Assistant Runner (for OSS & ENT)
-
-on:
-  pull_request_target:
-    types:
-      - closed
-      - labeled
-
-jobs:
-  backport-targeted-release-branch:
-    if: github.event.pull_request.merged
-    runs-on: ubuntu-latest
-    container: hashicorpdev/backport-assistant:0.3.3
-    steps:
-      - name: Backport changes to targeted release branch
-        run: |
-          backport-assistant backport -merge-method=squash -gh-automerge 
-        env:
-          BACKPORT_LABEL_REGEXP: "backport/(?P<target>\\d+\\.\\d+\\.[+\\w]+)"
-          BACKPORT_TARGET_TEMPLATE: "release/{{.target}}"
-          BACKPORT_MERGE_COMMIT: true
-          GITHUB_TOKEN: ${{ secrets.ELEVATED_GITHUB_TOKEN }}

.release/versions.hcl

@@ -0,0 +1,19 @@
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: BUSL-1.1
+
+# This manifest file describes active releases and is consumed by the backport tooling.
+
+schema = 1
+active_versions {
+  version "1.16.x" {
+    ce_active = true
+    lts       = true
+  }
+  version "1.15.x" {
+    ce_active = true
+  }
+  version "1.14.x" {
+    ce_active = true
+  }
+
+}