From db41e6718371f2b791acb65bf6c6ae2a7654e838 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 20 Mar 2026 01:35:53 +0000
Subject: [PATCH 1/2] Initial plan


From 54b21f04bfd27ed4eae6fcdb5af45756631b3a0f Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 20 Mar 2026 01:37:45 +0000
Subject: [PATCH 2/2] Add backport GitHub Action targeting branch_10x and
 branch_9x

Co-authored-by: dsmiley <377295+dsmiley@users.noreply.github.com>
---
 .backportrc.json               |  6 ++++++
 .github/workflows/backport.yml | 32 ++++++++++++++++++++++++++++++++
 2 files changed, 38 insertions(+)
 create mode 100644 .backportrc.json
 create mode 100644 .github/workflows/backport.yml

diff --git a/.backportrc.json b/.backportrc.json
new file mode 100644
index 000000000000..9391c2ca9546
--- /dev/null
+++ b/.backportrc.json
@@ -0,0 +1,6 @@
+{
+  "targetBranchChoices": ["branch_10x", "branch_9x"],
+  "branchLabelMapping": {
+    "^backport-to-(.+)$": "$1"
+  }
+}
diff --git a/.github/workflows/backport.yml b/.github/workflows/backport.yml
new file mode 100644
index 000000000000..211c94144bd7
--- /dev/null
+++ b/.github/workflows/backport.yml
@@ -0,0 +1,32 @@
+# This workflow automatically backports merged PRs to maintenance branches when
+# a backport label is applied (e.g. "backport-to-branch_10x" or "backport-to-branch_9x").
+#
+# For more information, see https://github.com/marketplace/actions/backport-action
+name: Backport PR
+
+on:
+  pull_request_target:
+    types: ["labeled", "closed"]
+
+jobs:
+  backport:
+    name: Backport PR
+    if: github.repository == 'apache/solr' && github.event.pull_request.merged == true && !(contains(github.event.pull_request.labels.*.name, 'backport'))
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
+    steps:
+      - name: Backport Action
+        uses: sorenlouv/backport-github-action@v11
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          auto_backport_label_prefix: backport-to-
+
+      - name: Info log
+        if: ${{ success() }}
+        run: cat ~/.backport/backport.info.log
+
+      - name: Debug log
+        if: ${{ failure() }}
+        run: cat ~/.backport/backport.debug.log