chore: import DH V2 D5.6.4 production baseline

api-v3/src/authorization/permission-resolver.service.ts

@@ -0,0 +1,21 @@
+import { Injectable } from '@nestjs/common';
+import { RolesRepository } from '../core-data/repositories/roles.repository';
+
+export interface ResolvedPermissions {
+  roles: string[];
+  permissions: string[];
+}
+
+@Injectable()
+export class PermissionResolverService {
+  constructor(private readonly roles: RolesRepository) {}
+
+  async resolveForUser(userId: string): Promise<ResolvedPermissions> {
+    const [roles, permissions] = await Promise.all([
+      this.roles.findRoleCodesForUser(userId),
+      this.roles.findPermissionCodesForUser(userId),
+    ]);
+
+    return { roles, permissions };
+  }
+}