From 655e627f65c3d58989b8f3b70bbee78a6f7c0fa5 Mon Sep 17 00:00:00 2001
From: David Robertson <davidr@element.io>
Date: Mon, 18 Sep 2023 14:39:48 +0100
Subject: [PATCH 1/2] Get CI to check the PR has been signed-off

Uses Half-Shot's action from
https://github.com/matrix-org/backend-meta/blob/release/v2/.github/workflows/sign-off.yml.
I've set this up in the sliding sync repo and it seems to have worked
well.
---
 .github/workflows/tests.yml | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index fb117380d028..b5fffb365375 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -12,6 +12,10 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
+  check-signoff:
+    if: "github.event_name == 'pull_request'"
+    uses: "matrix-org/backend-meta/.github/workflows/sign-off.yml@v2"
+
   # Job to detect what has changed so we don't run e.g. Rust checks on PRs that
   # don't modify Rust code.
   changes:
@@ -225,6 +229,7 @@ jobs:
       - check-lockfile
       - lint-clippy
       - lint-rustfmt
+      - check-signoff
     runs-on: ubuntu-latest
     steps:
       - run: "true"
@@ -627,9 +632,10 @@ jobs:
         with:
           needs: ${{ toJSON(needs) }}
 
-          # The newsfile lint may be skipped on non PR builds
+          # The newsfile and signoff lints may be skipped on non PR builds
           # Cargo test is skipped if there is no changes on Rust code
           skippable: |
+            check-signoff
             lint-newsfile
             cargo-test
             cargo-bench

From 5616ce7d190bace142495d91abb992e3e07575c5 Mon Sep 17 00:00:00 2001
From: David Robertson <davidr@element.io>
Date: Mon, 18 Sep 2023 14:45:24 +0100
Subject: [PATCH 2/2] Changelog

---
 changelog.d/16348.misc | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 changelog.d/16348.misc

diff --git a/changelog.d/16348.misc b/changelog.d/16348.misc
new file mode 100644
index 000000000000..846bb048c83b
--- /dev/null
+++ b/changelog.d/16348.misc
@@ -0,0 +1 @@
+Get CI to check PRs have been signed-off.