Add Vercel domain verification configuration

domains/_vercel.alihsn.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "coscoo",
+    "email": "ali.hssn015@gmail.com"
+  },
+  "record": {
+    "TXT": ["vc-domain-verify=is-a.dev,f5cb3ce0144e52078115"]
+  }
+}