Fixed DRY violations regarding result models

src/Shared/Models/BaseModels.cs

@@ -0,0 +1,12 @@
+using System.Text.Json.Serialization;
+
+namespace Shared.Models;
+
+public class SuccesMessageBaseModel
+{
+    [JsonPropertyName("Success")]
+    public required bool Success { get; set; }
+    [JsonPropertyName("Message")]
+    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
+    public string? Message { get; set; }
+}