Bugfix/fix cache flush endpoint response (#3641)

* Fix cache flush endpoint response

* Update changelog

CHANGELOG.md

@@ -13,6 +13,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Improved the language localization for Polish (`pl`)
 - Upgraded `Nx` from version `19.5.1` to `19.5.6`
 
+### Fixed
+
+- Fixed the cache flush endpoint response
+
 ## 2.101.0 - 2024-08-03
 
 ### Changed

apps/api/src/app/cache/cache.controller.ts

@@ -14,6 +14,6 @@ export class CacheController {
   @Post('flush')
   @UseGuards(AuthGuard('jwt'), HasPermissionGuard)
   public async flushCache(): Promise<void> {
-    return this.redisCacheService.reset();
+    await this.redisCacheService.reset();
   }
 }