Fix db and fix endpoints

src/Managing.Application/Scenarios/ScenarioService.cs

@@ -116,8 +116,7 @@ namespace Managing.Application.Scenarios
 
         public async Task<IEnumerable<Scenario>> GetScenariosByUserAsync(User user)
         {
-            var scenarios = await _tradingService.GetScenariosAsync();
-            return scenarios.Where(s => s.User?.Name == user.Name);
+            return await _tradingService.GetScenariosByUserAsync(user);
         }
 
         public async Task<Scenario> CreateScenarioForUser(User user, string name, List<string> strategies,