Add madhans.json for domain configuration

domains/madhans.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "MadhanS2302",
+    "email": "madhanshanmugam556@gmail.com"
+  },
+  "records": {
+    "CNAME": "madhanhere.netlify.app"
+  }
+}