feat: 班级小助手 阶段1-3（monorepo + 后端 REST/Socket.IO + Web 管理端）

packages/web-admin/src/router/index.ts

@@ -0,0 +1,90 @@
+import { createRouter, createWebHistory, type RouteRecordRaw } from 'vue-router';
+import { STORAGE_KEYS } from '@classhelper/shared';
+
+const routes: RouteRecordRaw[] = [
+  {
+    path: '/login',
+    name: 'login',
+    component: () => import('@/views/LoginView.vue'),
+    meta: { public: true, title: '登录' },
+  },
+  {
+    path: '/',
+    component: () => import('@/layouts/AdminLayout.vue'),
+    redirect: '/dashboard',
+    children: [
+      {
+        path: 'dashboard',
+        name: 'dashboard',
+        component: () => import('@/views/DashboardView.vue'),
+        meta: { title: '仪表盘', icon: 'Odometer' },
+      },
+      {
+        path: 'classes',
+        name: 'classes',
+        component: () => import('@/views/ClassesView.vue'),
+        meta: { title: '班级管理', icon: 'School' },
+      },
+      {
+        path: 'students',
+        name: 'students',
+        component: () => import('@/views/StudentsView.vue'),
+        meta: { title: '学生管理', icon: 'User' },
+      },
+      {
+        path: 'schedules',
+        name: 'schedules',
+        component: () => import('@/views/SchedulesView.vue'),
+        meta: { title: '课表管理', icon: 'Calendar' },
+      },
+      {
+        path: 'homeworks',
+        name: 'homeworks',
+        component: () => import('@/views/HomeworksView.vue'),
+        meta: { title: '作业发布', icon: 'Notebook' },
+      },
+      {
+        path: 'notifications',
+        name: 'notifications',
+        component: () => import('@/views/NotificationsView.vue'),
+        meta: { title: '通知发布', icon: 'Bell' },
+      },
+      {
+        path: 'grades',
+        name: 'grades',
+        component: () => import('@/views/GradesView.vue'),
+        meta: { title: '成绩录入', icon: 'Trophy' },
+      },
+    ],
+  },
+  {
+    path: '/:pathMatch(.*)*',
+    name: 'not-found',
+    component: () => import('@/views/NotFoundView.vue'),
+    meta: { public: true, title: '页面不存在' },
+  },
+];
+
+export const router = createRouter({
+  history: createWebHistory(),
+  routes,
+});
+
+router.beforeEach((to) => {
+  const token = localStorage.getItem(STORAGE_KEYS.token);
+  if (to.meta.public) {
+    if (to.name === 'login' && token) return { name: 'dashboard' };
+    return true;
+  }
+  if (!token) {
+    return { name: 'login', query: { redirect: to.fullPath } };
+  }
+  return true;
+});
+
+router.afterEach((to) => {
+  const title = typeof to.meta.title === 'string' ? to.meta.title : '';
+  document.title = title ? `${title} · 班级小助手` : '班级小助手 · 管理端';
+});
+
+export default router;