支持刷新缓存 (#331)

.github/workflows/pr-preview.yml

@@ -1,5 +1,7 @@
 name: PR Preview
 on:
+  schedule:
+    - cron: 0 0 */6 * *
   issue_comment:
     types: [created]
   pull_request_target:
@@ -11,6 +13,16 @@ env:
   GITHUB_PR_NUMBER: ${{ github.event_name == 'issue_comment' && github.event.issue.number || github.event.pull_request.number }}
   JEKYLL_ENV: production
 jobs:
+  cache-refresh:
+    if: ${{ !github.event.repository.fork && github.event_name == 'schedule' && github.event.schedule == '0 0 */6 * *' }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Cache Refresh
+        uses: actions/cache/restore@v4
+        with:
+          key: pages-${{ github.run_id }}
+          path: /home/runner/gh-pages
+          restore-keys: pages-
   preview-remove:
     if:
       ${{