refactor(server): role actions definition (#9962)

packages/backend/server/src/base/utils/types.ts

@@ -45,6 +45,14 @@ export type LeafPaths<
       }[keyof T]
     : never;
 
+export type LeafVisitor<T, P extends string = ''> = {
+  [K in keyof T]: T[K] extends object
+    ? LeafVisitor<T[K], Join<P, K>>
+    : P extends ''
+      ? K
+      : Join<P, K>;
+};
+
 export interface FileUpload {
   filename: string;
   mimetype: string;