feat(dashboard,diagnostic,elective): add widgets, layout, parent dashboard, role-config, services, elective components

dashboard:

- Add comparison-badge, dashboard-notification-widget, dashboard-responsive-layout, dashboard-time-range-filter

- Add parent-dashboard components directory

- Add config, hooks, and services directories

diagnostic:

- Add role-config and services directory

elective:

- Add elective-course-detail, elective-stats-cards, parent-selection-view components

- Add data-access-settings and data-access-stats

src/modules/dashboard/actions.ts

@@ -8,10 +8,9 @@ import { getClassSchedule, getStudentClasses, getStudentSchedule, getTeacherClas
 import {
   getHomeworkAssignments,
   getHomeworkSubmissions,
-  getStudentDashboardGrades,
-  getStudentHomeworkAssignments,
-  getTeacherGradeTrends,
 } from "@/modules/homework/data-access"
+import { getStudentHomeworkAssignments } from "@/modules/homework/data-access-student"
+import { getStudentDashboardGrades, getTeacherGradeTrends } from "@/modules/homework/stats-service"
 import { getCurrentStudentUser, getUserBasicInfo } from "@/modules/users/data-access"
 import { getParentDashboardData } from "@/modules/parent/data-access"
 
@@ -19,7 +18,6 @@ import { getAdminDashboardData } from "./data-access"
 import type {
   AdminDashboardData,
   StudentDashboardProps,
-  StudentTodayScheduleItem,
   TeacherDashboardData,
 } from "./types"
 import type { ParentDashboardData } from "@/modules/parent/types"
@@ -82,7 +80,7 @@ export async function getTeacherDashboardAction(): Promise<ActionState<TeacherDa
         schedule,
         assignments,
         submissions,
-        teacherName: teacherProfile?.name ?? "Teacher",
+        teacherName: teacherProfile?.name ?? "",
         gradeTrends,
         metrics,
       },
@@ -117,7 +115,7 @@ export async function getStudentDashboardAction(): Promise<ActionState<{
     const now = new Date()
     const stats = countStudentAssignments(assignments, now)
     const todayWeekday = toWeekday(now)
-    const todayScheduleItems = filterTodaySchedule<StudentTodayScheduleItem>(schedule, todayWeekday)
+    const todayScheduleItems = filterTodaySchedule(schedule, todayWeekday)
     const upcomingAssignments = sortUpcomingAssignments(assignments, 6)
 
     return {