Add Sarthak Kumbhar's portfolio JSON file

domains/sarthak.json

@@ -0,0 +1,11 @@
+{
+  "description": "Sarthak Kumbhar - Software Engineer Portfolio",
+  "repo": "https://github.com/Sarthaksk26/Sarthak-portfolio",
+  "owner": {
+    "username": "Sarthaksk26",
+    "email": "sarthakkumbhar11@gmail.com"
+  },
+  "record": {
+    "CNAME": "https://sarthak-portfolio-ochre.vercel.app/"
+  }
+}