Add Vercel configuration for domain verification

domains/_vercel.muhammadbilal.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "muhammadBilal1029",
+    "email": "muhammadbilalmirza1029@email.com"
+  },
+  "records": {
+    "TXT": "vc-domain-verify=muhammadbilal.is-a.dev,fa45c79ab900d2466bd0"
+  }
+}