Projektdateien hinzufügen.

Webshop.Domain/Entities/Category.cs

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+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Webshop.Domain.Entities;
+
+/// <summary>
+/// Zum Gruppieren und Organisieren von Produkten.
+/// </summary>
+public class Category
+{
+    [Key]
+    public Guid Id { get; set; }
+
+    [Required]
+    [MaxLength(255)]
+    public string Name { get; set; }
+
+    [MaxLength(1000)]
+    public string? Description { get; set; }
+
+    // Unique-Constraint wird typischerweise via Fluent API konfiguriert
+    [Required]
+    [MaxLength(255)]
+    public string Slug { get; set; }
+
+    [ForeignKey(nameof(ParentCategory))]
+    public Guid? ParentCategoryId { get; set; }
+
+    [MaxLength(2000)]
+    public string? ImageUrl { get; set; }
+
+    [Required]
+    public bool IsActive { get; set; }
+
+    [Required]
+    public int DisplayOrder { get; set; }
+
+    // Navigation Properties
+    public virtual Category? ParentCategory { get; set; }
+    public virtual ICollection<Category> SubCategories { get; set; } = new List<Category>();
+    public virtual ICollection<ProductCategory> ProductCategories { get; set; } = new List<ProductCategory>();
+    public virtual ICollection<CategoryDiscount> CategoryDiscounts { get; set; } = new List<CategoryDiscount>();
+}