feat: automatically trigger updates to the docs document (#3906)

* feat: automatically trigger updates to the docs document

* feat: automatically trigger updates to the docs document

* feat: add PAT_TOKEN

Author: wuyiping0628

.github/workflows/auto-deploy-docs.yml

@@ -0,0 +1,19 @@
+name: Auto Deploy Docs
+
+on:
+  push:
+    branches: [dev]
+
+jobs:
+  notify:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Trigger main repo workflow
+      env:
+        PAT: ${{ secrets.PAT_TOKEN }}
+      run: |
+        curl -X POST \
+          -H "Authorization: token $PAT" \
+          -H "Accept: application/vnd.github.v3+json" \
+          https://api.github.com/repos/opentiny/docs/dispatches \
+          -d '{"event_type":"submodule-updated"}'