Add greg.json with owner and records information

domains/greg.json

@@ -0,0 +1,9 @@
+{
+    "owner": {
+        "username": "ARubikMaster",
+        "email": "mrgregdev@proton.me"
+    },
+    "records": {
+        "CNAME": "arubikmaster.github.io"
+    }
+}