add domain yusron

domains/yusron.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "yusrondev",
+    "email": "yusron.devgmail.com"
+  },
+  "record": {
+    "CNAME": "yusrondev.github.io/portfolio"
+  }
+}