修改培养方案

src/Jiaowu.Api/Domain/Academic/CurriculumEntities.cs

@@ -38,6 +38,22 @@ public sealed class CurriculumCourse : EntityBase
     public string? Notes { get; set; }
 }
 
+public sealed class CourseGroup : EntityBase
+{
+    public required string Code { get; set; }
+    public required string Name { get; set; }
+    public string? Description { get; set; }
+    public ICollection<CourseGroupCourse> Courses { get; set; } = [];
+}
+
+public sealed class CourseGroupCourse : EntityBase
+{
+    public Guid CourseGroupId { get; set; }
+    public CourseGroup? CourseGroup { get; set; }
+    public Guid CourseId { get; set; }
+    public Course? Course { get; set; }
+}
+
 public enum CurriculumPlanStatus
 {
     Draft = 1,