Add workflow to trigger docs repo sync on push

Author: tilo-14

.github/workflows/trigger-docs-sync.yml

@@ -0,0 +1,18 @@
+name: Trigger Docs Sync
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  trigger-sync:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Trigger docs repo sync
+        run: |
+          curl -X POST \
+            -H "Accept: application/vnd.github.v3+json" \
+            -H "Authorization: token ${{ secrets.DOCS_REPO_TOKEN }}" \
+            https://api.github.com/repos/Lightprotocol/docs/dispatches \
+            -d '{"event_type":"sync-examples"}'