已修复：

新增不受 100 条分页限制的课程选项接口。
培养方案、教学任务全部改用新接口。
教师课程申报使用独立接口，可查看全部启用课程。
学院教务仍只能使用公共课和本院专业课，不会越权看到外院专业课。
实际接口验证：
校级教务：152 门，其中公共课 29 门。
学院教务：40 门，其中公共课 29 门，其余为本院专业课。
教师申报：152 门，其中公共课 29 门。

src/Jiaowu.Api/Controllers/CoursesController.cs

@@ -97,6 +97,46 @@ public sealed class CoursesController(
         return Ok(new PagedResult<object>(items, total, page, pageSize));
     }
 
+    [HttpGet("options")]
+    public async Task<ActionResult<object>> GetOptions(
+        Guid? collegeId = null,
+        CourseNature? nature = null,
+        string? keyword = null,
+        CancellationToken cancellationToken = default)
+    {
+        var source = ScopedCourses().AsNoTracking().Where(x => x.IsEnabled);
+        if (collegeId.HasValue)
+            source = source.Where(x => x.CollegeId == collegeId.Value);
+        if (nature.HasValue)
+            source = source.Where(x => x.Nature == nature.Value);
+        if (!string.IsNullOrWhiteSpace(keyword))
+        {
+            keyword = keyword.Trim();
+            source = source.Where(x =>
+                x.Code.Contains(keyword) ||
+                x.Name.Contains(keyword) ||
+                (x.EnglishName != null && x.EnglishName.Contains(keyword)));
+        }
+
+        return Ok(await source
+            .OrderBy(x => x.SortOrder)
+            .ThenBy(x => x.Code)
+            .Select(x => new
+            {
+                x.Id,
+                x.Code,
+                x.Name,
+                x.CollegeId,
+                CollegeName = x.College!.Name,
+                x.CourseCategoryId,
+                CategoryName = x.CourseCategory != null ? x.CourseCategory.Name : null,
+                x.Credits,
+                x.Nature,
+                x.AssessmentMethod
+            })
+            .ToListAsync(cancellationToken));
+    }
+
     [HttpPost]
     [Authorize(Roles = WriteRoles)]
     public async Task<ActionResult> Create(

src/Jiaowu.Api/Controllers/TeacherCourseApplicationsController.cs

@@ -21,6 +21,27 @@ public sealed class TeacherCourseApplicationsController(
         SystemRoles.AcademicAdmin + "," +
         SystemRoles.CollegeAdmin;
 
+    [HttpGet("course-options")]
+    [Authorize(Roles = SystemRoles.Teacher)]
+    public async Task<ActionResult> GetCourseOptions(CancellationToken cancellationToken)
+    {
+        return Ok(await db.Courses.AsNoTracking()
+            .Where(x => x.IsEnabled)
+            .OrderBy(x => x.SortOrder)
+            .ThenBy(x => x.Code)
+            .Select(x => new
+            {
+                x.Id,
+                x.Code,
+                x.Name,
+                x.CollegeId,
+                CollegeName = x.College!.Name,
+                x.Credits,
+                x.Nature
+            })
+            .ToListAsync(cancellationToken));
+    }
+
     [HttpGet("mine")]
     [Authorize(Roles = SystemRoles.Teacher)]
     public async Task<ActionResult> GetMine(