[PATCH rtems 2/2] github: Mark pull requests as stale

[Christian Mauderer]

Mark all new pull requests as stale. Add a note that the CI can be used
but that patches should be sent to the mailing list instead. Close pull
requests after 30 days.
---
 .github/workflows/mark-stale.yml | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 .github/workflows/mark-stale.yml

diff --git a/.github/workflows/mark-stale.yml b/.github/workflows/mark-stale.yml
new file mode 100644
index 0000000000..9fd22d240b
--- /dev/null
+++ b/.github/workflows/mark-stale.yml
@@ -0,0 +1,23 @@
+name: 'Mark all PRs as stale'
+on:
+  pull_request:
+    types: [opened]
+  schedule:
+    - cron: '28 6 * * *'
+  workflow_dispatch:
+
+permissions:
+  issues: write
+  pull-requests: write
+
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/stale at v7
+        with:
+          stale-pr-message: 'Please note that Pull Requests are neither merged nor reviewed! Your Pull Requests only trigger continuous integration builds and tests in this repository and will automatically be closed after a month. As soon as you are happy with the result, please send the patches to the mailing list at devel at rtems.org. See https://lists.rtems.org for instructions how to register for that list. Thank you. '
+          days-before-stale: -1
+          days-before-close: -1
+          days-before-pr-stale: 0
+          days-before-pr-close: 30
-- 
2.35.3