refactor: add descriptive comments for various response payload interfaces

frontend/src/api/generated/model/boardRead.ts

@@ -6,6 +6,9 @@
  */
 import type { BoardReadSuccessMetrics } from "./boardReadSuccessMetrics";
 
+/**
+ * Board payload returned from read endpoints.
+ */
 export interface BoardRead {
   name: string;
   slug: string;