Create fork.yml

Author: tanhongit

.github/workflows/fork.yml

@@ -0,0 +1,42 @@
+name: 'Upstream Sync'
+
+on:
+  push:
+    branches:
+      - '*'
+  schedule:
+    - cron: '0 0 * * *'
+
+  workflow_dispatch:
+  
+jobs:
+  sync_latest_from_upstream:
+    runs-on: ubuntu-latest
+    name: Sync latest commits from upstream repo
+
+    steps:
+    - name: Checkout target repo
+      uses: actions/checkout@v4
+      with:
+        ref:  main
+
+    - name: Sync upstream changes
+      id: sync
+      uses: aormsby/[email protected]
+      with:
+        target_sync_branch: main
+        target_repo_token: ${{ secrets.GITHUB_TOKEN }}
+        upstream_sync_branch: main
+        upstream_sync_repo: Algorithms-and-Chickens/leetcode
+        upstream_repo_access_token: ${{ secrets.UPSTREAM_REPO_SECRET }}
+      
+    - name: New commits found
+      if: steps.sync.outputs.has_new_commits == 'true'
+      run: echo "New commits were found to sync."
+    
+    - name: No new commits
+      if: steps.sync.outputs.has_new_commits == 'false'
+      run: echo "There were no new commits."
+      
+    - name: Show value of 'has_new_commits'
+      run: echo ${{ steps.sync.outputs.has_new_commits }}