Add Vercel configuration for domain verification

domains/_vercel.cosmas.json

@@ -0,0 +1,9 @@
+{
+    "owner": {
+        "username": "adriancosmas",
+        "email": "jaxxvegas@gmail.com"
+    },
+    "records": {
+        "TXT": "vc-domain-verify=cosmas.is-a.dev,ba629bd2bbe04c4c4481"
+    }
+}