update ci

Author: DanielLiu1123

.github/workflows/deploy-docs.yml

@@ -6,6 +6,9 @@ on:
   push:
     branches:
       - main
+    paths:
+      - 'website/**'
+      - '.github/workflows/deploy-docs.yml'
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}