feat: expose domain dns records via api (#259)

apps/docs/api-reference/domains/get-domain.mdx

@@ -1,3 +1,3 @@
 ---
-openapi: get /v1/domains
----
+openapi: get /v1/domains/{id}
+---

apps/docs/api-reference/domains/list-domains.mdx

@@ -0,0 +1,3 @@
+---
+openapi: get /v1/domains
+---