Add Vercel configuration for Rishabh's domain

domains/_vercel.rishabh.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "Rishabh870",
+    "email": "reaperscodes@gmail.com"
+  },
+  "records": {
+    "TXT": "vc-domain-verify=rishabh.is-a.dev,f46b6f2ef55c03d14ba3"
+  }
+}