Add Vercel verification record

domains/_vercel.yessine.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "Yessineee",
+    "email": "yessinehelal@hotmail.com"
+  },
+  "records": {
+    "TXT": "vc-domain-verify=yessine.is-a.dev,091a8ce8a17461bce498"
+  }
+}