automate locking closed threads (#24525)

With comments happening on closed issues/prs this locks issues that have
been closed for >45days. This allows for comments on recently closed
issues/prs to still happen.

---------

Co-authored-by: silverwind <me@silverwind.io>

.github/lock.yml

@@ -1,23 +0,0 @@
-# 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`). `false` is disabled
-skipCreatedBefore: false
-
-# Issues and pull requests with these labels will be ignored.
-exemptLabels: []
-
-# Label to add before locking, such as `outdated`. `false` is disabled
-lockLabel: false
-
-# Comment to post before locking.
-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 and link to relevant comments in this thread.
-
-# Assign `resolved` as the reason for locking. Set to `false` to disable
-setLockReason: true

.github/workflows/lock.yml

@@ -0,0 +1,21 @@
+name: 'Lock Threads'
+
+on:
+  schedule:
+    - cron: '0 0 * * *' # Run once a day
+  workflow_dispatch:
+
+permissions:
+  issues: write
+  pull-requests: write
+
+concurrency:
+  group: lock
+
+jobs:
+  action:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: dessant/lock-threads@v4
+        with:
+          issue-inactive-days: 45