[ISSUE #4206] Add github-action 'stale' bot to this repo

.github/workflows/stale.yml

@@ -0,0 +1,48 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+name: 'Close stale issues and PRs'
+
+on:
+  schedule:
+    - cron: "30 1 * * *"
+
+permissions:
+  issues: write
+  pull-request: write
+
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/stale@v8
+        with:
+          days-before-stale: 60
+          days-before-close: 7
+          stale-issue-message: 'This issue has been automatically marked as stale because it has been open for 60 days with no activity. It will be closed if no further activity occurs within 7 days.'
+          stale-pr-message: 'This pull request has been automatically marked as stale because it has been open for 60 days with no activity. It will be closed if no further activity occurs within 7 days.'
+          close-issue-message: 'Considering the lack of activity, this issue will now be closed as stale. Thank you for your contribution.'
+          close-pr-message: 'Considering the lack of activity, this pull request will now be closed as stale. Thank you for your contribution.'
+          close-issue-reason: not_planned
+          exempt-issue-labels: 'pinned,discussion,good first issue,Hacktoberfest,help wanted'
+          exempt-pr-labels: 'help wanted'
+          # exempt-assignees: '' # Assignees on issues/PRs exempted from stale
+          # exempt-all-assignees: true # Exempt all issues/PRs with assignees from stale
+          exempt-all-milestones: true # Exempt all issues/PRs with milestones from stale
+          operations-per-run: 50 # https://github.com/marketplace/actions/close-stale-issues?version=v8.0.0#operations-per-run