Add Vercel configuration for domain verification

domains/_vercel.fk.json

@@ -0,0 +1,9 @@
+{
+    "owner": {
+        "username": "aymanbest",
+        "email": "legmapapa@gmail.com"
+    },
+    "records": {
+        "TXT": "vc-domain-verify=fk.is-a.dev,14025cc9ecd0c91fea15"
+    }
+}