Create checkmate-os.sx9.json

domains/checkmate-os.sx9.json

@@ -0,0 +1,13 @@
+{ 
+  "description": "CheckMateOS", 
+  "repo": "https://sx-9.github.io/sx-web-os", 
+  "owner": { 
+    "username": "SX-9", 
+    "twitter": "SX_Discord",
+    "discord": "SX-Spy-Agent#1377",
+    "email": "sx-91@outlook.com"
+  },
+  "record": { 
+    "CNAME": "sx-9.github.io" 
+  }
+}