feat: enable git submodules in Vercel configuration

pseudoyu · pseudoyu · commit 3cb1253e6a6b · 2025-12-27T09:53:49.000+08:00
diff --git a/vercel.json b/vercel.json
@@ -1,4 +1,7 @@
 {
+  "git": {
+    "submodules": true
+  },
   "build": {
     "env": {
       "HUGO_VERSION": "0.139.0"
