Add JSON file for domain key configuration

domains/resend._domainkey.abdelkarimaityahia.json

@@ -0,0 +1,11 @@
+{
+  "owner": {
+    "username": "karimait12",
+    "email": "karimaityahia98@gmail.com"
+  },
+  "records": {
+    "TXT": [
+      "p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCfT+rRkz5PWtO6v0SEtr1Tt8yQWq9XrXWbKEV80tryQeuUrc5a3a14olk2vt6gZQQZLgd92oAM6WhgqsRns0DdJYtKQJ2L7VVtIF8roAbA5ZckYl8BTtKm5ntGwZIx+F3ObTKjnR+TSWLYWtsMJe/MdYpYaskcXmOQtsZ3fvtQjwIDAQAB"
+    ]
+  }
+}