教学点名强化

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

@@ -22,6 +22,11 @@ public sealed class AttendanceRecord
     public Student? Student { get; set; }
     public AttendanceStatus Status { get; set; } = AttendanceStatus.Present;
     public string? Notes { get; set; }
+    public AttendanceAppealStatus AppealStatus { get; set; } = AttendanceAppealStatus.None;
+    public string? AppealReason { get; set; }
+    public DateTime? AppealSubmittedAt { get; set; }
+    public string? AppealReviewComment { get; set; }
+    public DateTime? AppealReviewedAt { get; set; }
 }
 
 public enum AttendanceSheetStatus
@@ -38,3 +43,11 @@ public enum AttendanceStatus
     Leave = 4,
     Excused = 5
 }
+
+public enum AttendanceAppealStatus
+{
+    None = 0,
+    Pending = 1,
+    Approved = 2,
+    Rejected = 3
+}