Register linkg540-coder.is-a.dev (fix: real email per review)

domains/linkg540-coder.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "linkg540-coder",
+    "email": "linkg540@gmail.com"
+  },
+  "records": {
+    "CNAME": "linkg540-coder.github.io"
+  }
+}