Add kailash.json for domain configuration

domains/kailash.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "Kailash-711",
+    "email": "kailashbharti1000@gmail.com"
+  },
+  "records": {
+    "CNAME": "portfolio-kailash.pages.dev"
+  }
+}