Fix caching and loop query on the get current user

src/Managing.Application/Users/UserService.cs

@@ -149,10 +149,10 @@ public class UserService : IUserService
         // Use proper async version to avoid DbContext concurrency issues
         user.Accounts = (await _accountService.GetAccountsByUserAsync(user)).ToList();
 
-        // Save to cache for 10 minutes if caching is enabled (JWT middleware calls this on every request)
+        // Save to cache for 5 minutes if caching is enabled (JWT middleware calls this on every request)
         if (useCache)
         {
-            _cacheService.SaveValue(cacheKey, user, TimeSpan.FromMinutes(10));
+            _cacheService.SaveValue(cacheKey, user, TimeSpan.FromMinutes(5));
         }
 
         return user;