updated my own subdomain (tuxedolphin)

domains/tuxedolphin.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "Tuxedolphin",
+    "email": "zhuzhen.zhuo@gmail.com"
+  },
+  "records": {
+    "CNAME": "tuxedolphin.github.io"
+  }
+}