chore: gh action to update sync branch with upstream

Author: iCrawl

.github/workflows/sync-fork.yml

@@ -0,0 +1,15 @@
+name: sync-fork
+on:
+  schedule:
+    - cron: '0 */12 * * *'
+  workflow_dispatch:
+jobs:
+  sync:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - run: gh repo sync $REPOSITORY -b sync --force
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          REPOSITORY: ${{ github.repository }}