Move to lock-threads app

.github/lock.yml

@@ -1,23 +0,0 @@
-# Configuration for Lock (https://github.com/apps/lock)
-
-# Number of days of inactivity before a closed issue or pull request is locked
-daysUntilLock: 90
-
-# 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: []
-
-# Label to add before locking, such as `outdated`.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: false
-
-# Assign `resolved` as the reason for locking. Set to `false` to disable
-setLockReason: true
-
-# Limit to only `issues` or `pulls`
-# only: issues

.github/workflows/lock.yml

@@ -0,0 +1,21 @@
+# lock-threads (https://github.com/marketplace/actions/lock-threads)
+name: 'Lock threads'
+
+on:
+  schedule:
+    - cron: '0 3 * * *'
+
+jobs:
+  lock:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: dessant/lock-threads@v2
+        with:
+          github-token: ${{ github.token }}
+          issue-lock-inactive-days: '90'
+          issue-exclude-created-before: ''
+          issue-exclude-labels: ''
+          issue-lock-labels: ''
+          issue-lock-comment: ''
+          issue-lock-reason: 'resolved'
+          process-only: 'issues'