Add maintenance actions

.github/lock.yml

@@ -0,0 +1,40 @@
+#
+# Configuration for Lock Threads - https://github.com/dessant/lock-threads-app
+#
+
+# Number of days of inactivity before a closed issue or pull request is locked
+daysUntilLock: 60
+
+# Skip issues and pull requests created before a given timestamp. Timestamp must
+# follow ISO 8601 (`YYYY-MM-DD`). Set to `false` to disable
+skipCreatedBefore: false
+
+# Issues and pull requests with these labels will be ignored. Set to `[]` to disable
+exemptLabels: [ 'no-locking' ]
+
+# Label to add before locking, such as `outdated`. Set to `false` to disable
+lockLabel: false
+
+# Comment to post before locking. Set to `false` to disable
+lockComment: >
+  This thread has been automatically locked since there has not been
+  any recent activity after it was closed. Please open a new issue for
+  related bugs.
+
+# Assign `resolved` as the reason for locking. Set to `false` to disable
+setLockReason: true
+
+# Limit to only `issues` or `pulls`
+# only: issues
+
+# Optionally, specify configuration settings just for `issues` or `pulls`
+# issues:
+#   exemptLabels:
+#     - help-wanted
+#   lockLabel: outdated
+
+# pulls:
+#   daysUntilLock: 30
+
+# Repository to extend settings from
+# _extends: repo

.github/workflows/close-stale.yml

@@ -0,0 +1,22 @@
+#
+# close-stale.yml
+# Close open issues after a period of inactivity
+#
+
+name: "Close stale issues"
+
+on:
+  schedule:
+  - cron: "56 * * * *"
+
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/stale@v3
+      with:
+        repo-token: ${{ secrets.GITHUB_TOKEN }}
+        stale-issue-message: 'This issue is stale because it has been open 30 days with no activity. Remove stale label / comment or this will be closed in 5 days.'
+        days-before-stale: 30
+        days-before-close: 5
+        stale-issue-label: 'stale-closing-soon'

.github/workflows/lock-closed.yml

@@ -0,0 +1,18 @@
+#
+# lock-closed.yml
+# Lock closed issues after a period of inactivity
+#
+
+name: "Lock closed issue"
+
+on:
+  issues:
+    types: [closed]
+
+jobs:
+  lock:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: OSDKDev/lock-issues@v1.1
+      with:
+        repo-token: "${{ secrets.GITHUB_TOKEN }}"

.github/workflows/test-builds.yml

@@ -9,7 +9,6 @@ on:
   pull_request:
     branches:
     - bugfix-2.0.x
-    - dev-2.1.x
     paths-ignore:
     - config/**
     - data/**