Add Vercel domain configuration for imthai

domains/_vercel.imthai.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "dngthai-dev23",
+    "email": "dangvietthaiclass@gmail.com"
+  },
+  "records": {
+    "TXT": "vc-domain-verify=imthai.is-a.dev,61c6dade4adbe8227cbe"
+  }
+}