feat: implemented return of user info and eula accept logic

JOBot.Backend/Startup.cs

@@ -15,13 +15,16 @@ public class Startup
 
     public void ConfigureServices(IServiceCollection services)
     {
-        services.AddGrpc();
+        services.AddGrpc(); 
+        services.AddGrpcReflection();
+        
         services.AddDbContext<AppDbContext>(options =>
             options.UseNpgsql(Configuration.GetConnectionString("PostgreSQL")));
     }
 
     public void Configure(WebApplication app, IWebHostEnvironment env)
     {
+        app.MapGrpcReflectionService().AllowAnonymous();
         app.MapGrpcService<UserService>();
     }
 }