fix: set up GitHub token for lock threads action

path/to/github/workflow.yml

@@ -0,0 +1,19 @@
+name: Lock Threads
+
+on:
+  schedule:
+    - cron: '0 0 * * *'
+
+jobs:
+  lock:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+      with:
+        token: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Lock Threads
+      uses: dessant/lock-threads@v4
+      with:
+        github-token: ${{ secrets.GITHUB_TOKEN }}