Add JSON configuration for domain key

domains/resend._domainkey.sienna-oshea.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "osheasienna",
+    "email": "osheasienna@gmail.com"
+  },
+  "records": {
+    "TXT": "p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCy+U5CnjOCQ3DeN47sO4GcmJhjUux7ah18rQq/H2eNWx98ge3rqf3+9fFD3mAm3TElg/3i4jQU6LPZsS8hs9yemU58phxWumOf2ee9bKq7yjvvtWpCqNRQhxNr3MKdgkgtYejAsb/KNacBP1WLzOPLcs5CCY18Srx1PL/zKOTmNQIDAQAB"
+  }
+}