feat(app): add error/loading boundaries across all dashboard routes and new routes

- Add error.tsx and loading.tsx boundaries for admin, parent, student, teacher routes

- Add admin announcements edit, audit-logs overview, curriculum-map, invitation-codes, permissions, questions, roles routes

- Add admin elective detail and components, files, course-plans, users, scheduling boundaries

- Add messages group-compose route

- Add parent course-plans, elective, grades report-card, practice routes

- Add student course-plans, elective detail, error-book dialogs, grades report-card, learning study-path, leave, schedule boundaries

- Add teacher attendance report, classes boundaries, course-plans boundaries, elective, exams analytics/edit-rich/all/create/new, grades report-card, homework boundaries, leave, lesson-plans calendar

- Add auth loading, onboarding loading, api cron

src/app/(dashboard)/dashboard/page.tsx

@@ -12,7 +12,7 @@ export default async function DashboardPage(): Promise<void> {
   if (!session?.user) redirect("/login")
 
   const roles = (session.user.roles ?? []).filter(isRole)
-  const permissions = resolvePermissions(roles)
+  const permissions = await resolvePermissions(roles)
 
   // 按优先级匹配仪表盘权限（admin > student > parent > teacher）
   if (permissions.includes(Permissions.DASHBOARD_ADMIN_READ)) {