Add _atproto.cosmas.json with owner and records

domains/_atproto.cosmas.json

@@ -0,0 +1,9 @@
+{
+    "owner": {
+        "username": "adriancosmas",
+        "email": "jaxxvegas@gmail.com"
+    },
+    "records": {
+        "TXT": "did=did:plc:5lukdnzrdf5ssqtc7t6iwiro"
+    }
+}