feat: 新增备课模块并修复全模块 P0/P1/P2 缺陷

主要变更:

- 新增 lesson-preparation 模块: 备课编辑器、节点编辑、AI 建议、知识点选择、版本历史、作业发布

- 新增 shared 通用组件: charts/question-bank-filters/schedule-list/ui (chip-nav/filter-bar/page-header/stat-card/stat-item)

- 新增 student/admin 端 loading.tsx 与 error.tsx, 优化加载与错误态体验

- 新增 teacher/lesson-plans 页面 (列表/新建/编辑)

- 新增 drizzle 迁移 0002_tiny_lionheart 及 snapshot

- 新增 textbooks/schema.ts 与 exams/utils/normalize-structure.ts

- 修复 Tiptap v3 SSR hydration 崩溃 (rich-text-block immediatelyRender: false)

- 重构多模块 data-access/actions/组件, 修复权限校验与类型规范

- 同步架构文档 004/005 反映新增模块、导出、依赖关系

- 归档 bugs/* 测试报告与 e2e 测试脚本 (admin/parent/student/teacher web_test)

src/modules/settings/components/admin-settings-view.tsx

@@ -1,21 +1,16 @@
 "use client"
 
 import Link from "next/link"
-import { Shield, User, Building2, Lock, Bell } from "lucide-react"
-import { signOut } from "next-auth/react"
+import { Building2 } from "lucide-react"
 
+import { SettingsView } from "@/modules/settings/components/settings-view"
 import { Button } from "@/shared/components/ui/button"
 import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@/shared/components/ui/card"
 import { Input } from "@/shared/components/ui/input"
 import { Label } from "@/shared/components/ui/label"
 import { Separator } from "@/shared/components/ui/separator"
-import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/shared/components/ui/tabs"
-import { ThemePreferencesCard } from "./theme-preferences-card"
-import { ProfileSettingsForm } from "@/modules/settings/components/profile-settings-form"
-import { PasswordChangeForm } from "@/modules/settings/components/password-change-form"
-import { NotificationPreferencesForm } from "@/modules/settings/components/notification-preferences-form"
 import { UserProfile } from "@/modules/users/data-access"
-import type { NotificationPreferences } from "@/modules/messaging/types"
+import type { NotificationPreferences } from "@/modules/notifications/types"
 
 interface AdminSettingsViewProps {
   user: UserProfile
@@ -23,107 +18,51 @@ interface AdminSettingsViewProps {
 }
 
 export function AdminSettingsView({ user, notificationPreferences }: AdminSettingsViewProps) {
-  return (
-    <div className="flex h-full flex-col gap-8 p-8">
-      <div className="flex flex-col justify-between gap-4 md:flex-row md:items-center">
-        <div className="space-y-1">
-          <h1 className="text-3xl font-bold tracking-tight">Settings</h1>
-          <div className="text-sm text-muted-foreground">Manage admin preferences and system defaults.</div>
+  const generalExtra = (
+    <Card>
+      <CardHeader>
+        <CardTitle>Organization</CardTitle>
+        <CardDescription>School identity shown across admin surfaces.</CardDescription>
+      </CardHeader>
+      <CardContent>
+        <div className="grid gap-4 sm:grid-cols-2">
+          <div className="space-y-2">
+            <Label htmlFor="schoolName">School name</Label>
+            <Input id="schoolName" defaultValue="Next_Edu School" disabled />
+          </div>
+          <div className="space-y-2">
+            <Label htmlFor="timezone">Timezone</Label>
+            <Input id="timezone" defaultValue="System default" disabled />
+          </div>
         </div>
-        <div className="flex items-center gap-2">
-          <Button asChild variant="outline">
-            <Link href="/admin/dashboard">Back to dashboard</Link>
+
+        <Separator className="my-6" />
+
+        <div className="flex items-start gap-3 rounded-lg border bg-muted/30 p-4">
+          <div className="flex h-9 w-9 items-center justify-center rounded-md bg-background">
+            <Building2 className="h-4 w-4 text-muted-foreground" />
+          </div>
+          <div className="flex-1 space-y-1">
+            <div className="text-sm font-medium">Managed in School Management</div>
+            <div className="text-sm text-muted-foreground">
+              Departments, classes, and academic year settings live under the School Management section.
+            </div>
+          </div>
+          <Button variant="outline" size="sm" asChild>
+            <Link href="/admin/school">Manage</Link>
           </Button>
         </div>
-      </div>
+      </CardContent>
+    </Card>
+  )
 
-      <Tabs defaultValue="general" className="w-full">
-        <TabsList className="w-full justify-start">
-          <TabsTrigger value="general" className="gap-2">
-            <User className="h-4 w-4" />
-            General
-          </TabsTrigger>
-          <TabsTrigger value="notifications" className="gap-2">
-            <Bell className="h-4 w-4" />
-            Notifications
-          </TabsTrigger>
-          <TabsTrigger value="appearance" className="gap-2">
-            <Shield className="h-4 w-4" />
-            Appearance
-          </TabsTrigger>
-          <TabsTrigger value="security" className="gap-2">
-            <Lock className="h-4 w-4" />
-            Security
-          </TabsTrigger>
-        </TabsList>
-
-        <TabsContent value="general" className="mt-6 space-y-6">
-          <ProfileSettingsForm user={user} />
-
-          <Card>
-            <CardHeader>
-              <CardTitle>Organization</CardTitle>
-              <CardDescription>School identity shown across admin surfaces.</CardDescription>
-            </CardHeader>
-            <CardContent>
-              <div className="grid gap-4 sm:grid-cols-2">
-                <div className="space-y-2">
-                  <Label htmlFor="schoolName">School name</Label>
-                  <Input id="schoolName" defaultValue="Next_Edu School" disabled />
-                </div>
-                <div className="space-y-2">
-                  <Label htmlFor="timezone">Timezone</Label>
-                  <Input id="timezone" defaultValue="System default" disabled />
-                </div>
-              </div>
-
-              <Separator className="my-6" />
-
-              <div className="flex items-start gap-3 rounded-lg border bg-muted/30 p-4">
-                <div className="flex h-9 w-9 items-center justify-center rounded-md bg-background">
-                  <Building2 className="h-4 w-4 text-muted-foreground" />
-                </div>
-                <div className="flex-1 space-y-1">
-                  <div className="text-sm font-medium">Managed in School Management</div>
-                  <div className="text-sm text-muted-foreground">
-                    Departments, classes, and academic year settings live under the School Management section.
-                  </div>
-                </div>
-                <Button variant="outline" size="sm" asChild>
-                  <Link href="/admin/school">Manage</Link>
-                </Button>
-              </div>
-            </CardContent>
-          </Card>
-        </TabsContent>
-
-        <TabsContent value="notifications" className="mt-6 space-y-6">
-          <NotificationPreferencesForm preferences={notificationPreferences} />
-        </TabsContent>
-
-        <TabsContent value="appearance" className="mt-6 space-y-6">
-          <ThemePreferencesCard />
-        </TabsContent>
-
-        <TabsContent value="security" className="mt-6 space-y-6">
-          <PasswordChangeForm />
-          <Card>
-            <CardHeader>
-              <CardTitle>Session</CardTitle>
-              <CardDescription>Account access and session controls.</CardDescription>
-            </CardHeader>
-            <CardContent className="flex flex-col gap-4 sm:flex-row sm:items-center sm:justify-between">
-              <div className="space-y-1">
-                <div className="text-sm font-medium">Sign out</div>
-                <div className="text-sm text-muted-foreground">Return to the login screen.</div>
-              </div>
-              <Button variant="outline" onClick={() => signOut({ callbackUrl: "/login" })}>
-                Log out
-              </Button>
-            </CardContent>
-          </Card>
-        </TabsContent>
-      </Tabs>
-    </div>
+  return (
+    <SettingsView
+      description="Manage admin preferences and system defaults."
+      backHref="/admin/dashboard"
+      user={user}
+      notificationPreferences={notificationPreferences}
+      generalExtra={generalExtra}
+    />
   )
 }