Add Vercel domain configuration for viettbao

domains/_vercel.viettbao.json

@@ -0,0 +1,9 @@
+{
+    "owner": {
+        "username": "viettbao",
+        "email": "vietbao.individual@gmail.com"
+    },
+    "records": {
+        "TXT": "vc-domain-verify=viettbao.is-a.dev,529d904f5ac386cf7fed"
+    }
+}