Add Vercel www domain verification

domains/_vercel.www.neisser.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "neisserdev",
+    "email": "benjamdoley@gmail.com"
+  },
+  "records": {
+    "TXT": "vc-domain-verify=www.neisser.is-a.dev,b187765db8009d054288"
+  }
+}