排课版本新建、编辑、复制、发布、归档和删除。

周课表视图，支持12节课、单双周和起止周。
自动校验教师、行政班、教室、时间段冲突。
校验教室容量、教学任务状态和学期范围。
SQLite 开发环境自动升级，MySQL 提供正式 EF Core 迁移。
Vue 已编译为静态文件并随 ASP.NET Core 发布，无需 npm run dev。
桌面端和390px移动端页面均已验收。

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

@@ -0,0 +1,46 @@
+using Jiaowu.Api.Domain.Common;
+
+namespace Jiaowu.Api.Domain.Academic;
+
+public sealed class SchedulePlan : EntityBase
+{
+    public Guid AcademicTermId { get; set; }
+    public AcademicTerm? AcademicTerm { get; set; }
+    public required string Name { get; set; }
+    public required string Version { get; set; }
+    public SchedulePlanStatus Status { get; set; } = SchedulePlanStatus.Draft;
+    public string? Notes { get; set; }
+    public DateTime? PublishedAt { get; set; }
+    public ICollection<ScheduleEntry> Entries { get; set; } = [];
+}
+
+public sealed class ScheduleEntry : EntityBase
+{
+    public Guid SchedulePlanId { get; set; }
+    public SchedulePlan? SchedulePlan { get; set; }
+    public Guid TeachingTaskId { get; set; }
+    public TeachingTask? TeachingTask { get; set; }
+    public Guid ClassroomId { get; set; }
+    public Classroom? Classroom { get; set; }
+    public int DayOfWeek { get; set; }
+    public int StartPeriod { get; set; }
+    public int PeriodCount { get; set; }
+    public int StartWeek { get; set; }
+    public int EndWeek { get; set; }
+    public WeekPattern WeekPattern { get; set; }
+    public string? Notes { get; set; }
+}
+
+public enum SchedulePlanStatus
+{
+    Draft = 1,
+    Published = 2,
+    Archived = 3
+}
+
+public enum WeekPattern
+{
+    All = 1,
+    Odd = 2,
+    Even = 3
+}