Add _vercel.marine.json for domain verification

domains/_vercel.marine.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "noxarix",
+    "email": "hujaifs31@gmail.com"
+  },
+  "records": {
+    "TXT": "vc-domain-verify=marine.is-a.dev,e5f22018f545da60494d"
+  }
+}