Merge pull request #878 from phpDocumentor/backport-workflow

Add backport workflow

.backportrc.json

@@ -0,0 +1,8 @@
+{
+  "repoOwner": "phpDocumentor",
+  "repoName": "guides",
+  "targetBranchChoices": ["1.x"],
+  "targetPRLabels": ["backport"],
+  "autoMerge": true,
+  "autoMergeMethod": "merge"
+}

.github/workflows/backport.yaml

@@ -0,0 +1,24 @@
+name: "Backport"
+
+on: # yamllint disable-line rule:truthy
+  pull_request_target:
+    types: ["labeled", "closed"]
+
+jobs:
+  backport:
+    name: "Backport PR"
+    runs-on: "ubuntu-latest"
+    steps:
+      - name: "Backport Action"
+        uses: "sorenlouv/[email protected]"
+        with:
+          github_token: "${{ secrets.GITHUB_TOKEN }}"
+          auto_backport_label_prefix: "auto-backport-to-"
+
+      - name: "Info log"
+        if: "${{ success() }}"
+        run: "cat /home/runner/.backport/backport.info.log"
+
+      - name: "Debug log"
+        if: "${{ failure() }}"
+        run: "cat /home/runner/.backport/backport.debug.log"