已完成“考试安排与考场管理”模块：

考试计划草稿、场次配置与正式发布。
教学班、考试时间、考场、监考教师关联。
自动校验考场容量。
阻止考场、监考教师和学生考试时间冲突。
管理员查看考生名单。
教师查看个人监考安排。
学生查看已发布考试日程。
SQLite 增量升级和 MySQL 正式迁移。

src/Jiaowu.Api/Infrastructure/Persistence/DatabaseInitializer.cs

@@ -423,6 +423,7 @@ public sealed class DatabaseInitializer(
         await SeedDevelopmentUsersAsync(computerCollege.Id);
         await SeedDevelopmentCourseSelectionAsync();
         await SeedDevelopmentGradesAsync();
+        await SeedDevelopmentExamsAsync();
     }
 
     private async Task SeedDevelopmentCourseSelectionAsync()
@@ -506,6 +507,38 @@ public sealed class DatabaseInitializer(
         await db.SaveChangesAsync();
     }
 
+    private async Task SeedDevelopmentExamsAsync()
+    {
+        if (await db.ExamPlans.AnyAsync()) return;
+        var term = await db.AcademicTerms.SingleAsync(x => x.IsCurrent);
+        var task = await db.TeachingTasks.SingleAsync(x => x.TaskNumber == "2026-1-CS101-01");
+        var room = await db.Classrooms.SingleAsync(x => x.Code == "J1-201");
+        var teacher = await db.Teachers.SingleAsync(x => x.TeacherNumber == "T2026001");
+        db.ExamPlans.Add(new ExamPlan
+        {
+            AcademicTermId = term.Id,
+            Name = "2026—2027 学年第一学期期末考试",
+            Status = ExamPlanStatus.Published,
+            PublishedAt = DateTime.UtcNow,
+            Notes = "本地开发演示考试计划。",
+            Sessions =
+            [
+                new ExamSession
+                {
+                    TeachingTaskId = task.Id,
+                    ClassroomId = room.Id,
+                    StartsAt = new DateTime(2027, 1, 8, 9, 0, 0, DateTimeKind.Utc),
+                    EndsAt = new DateTime(2027, 1, 8, 11, 0, 0, DateTimeKind.Utc),
+                    Invigilators =
+                    [
+                        new ExamSessionInvigilator { TeacherId = teacher.Id }
+                    ]
+                }
+            ]
+        });
+        await db.SaveChangesAsync();
+    }
+
     private async Task SeedDevelopmentUsersAsync(Guid collegeId)
     {
         var definitions = new[]