fix

Application/Dto/Category/CategoryDto.cs

@@ -0,0 +1,49 @@
+namespace Application.Dto.Category;
+
+/// <summary>
+/// 分类响应
+/// </summary>
+public record CategoryResponse
+{
+    public long Id { get; init; }
+    public string Name { get; init; } = string.Empty;
+    public TransactionType Type { get; init; }
+    public string? Icon { get; init; }
+    public DateTime CreateTime { get; init; }
+    public DateTime? UpdateTime { get; init; }
+}
+
+/// <summary>
+/// 创建分类请求
+/// </summary>
+public record CreateCategoryRequest
+{
+    public string Name { get; init; } = string.Empty;
+    public TransactionType Type { get; init; }
+}
+
+/// <summary>
+/// 更新分类请求
+/// </summary>
+public record UpdateCategoryRequest
+{
+    public long Id { get; init; }
+    public string Name { get; init; } = string.Empty;
+}
+
+/// <summary>
+/// 生成图标请求
+/// </summary>
+public record GenerateIconRequest
+{
+    public long CategoryId { get; init; }
+}
+
+/// <summary>
+/// 更新选中图标请求
+/// </summary>
+public record UpdateSelectedIconRequest
+{
+    public long CategoryId { get; init; }
+    public int SelectedIndex { get; init; }
+}