less shit code but still not good

SurveyBackend/SurveyBackend.API/Program.cs

@@ -1,3 +1,4 @@
+using System.Text.Json.Serialization;
 using Microsoft.AspNetCore.Authentication.JwtBearer;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.IdentityModel.Tokens;
@@ -66,8 +67,8 @@ public class Program
                 };
             });
 
-        builder.Services.AddControllers();
-
+        builder.Services.AddControllers().AddJsonOptions(opts => { opts.JsonSerializerOptions.DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull; });
+        
         builder.Services.AddEndpointsApiExplorer();
         builder.Services.AddSwaggerGen(c =>
         {