Add Vercel domain verification configuration

domains/_vercel.cjdayag.json

@@ -0,0 +1,9 @@
+{
+    "owner": {
+        "username": "CJDayag",
+        "email": "dayagcj491@gmail.com"
+    },
+    "records": {
+        "TXT": "vc-domain-verify=cjdayag.is-a.dev,422d7e068dee08a29e56"
+    }
+}