feat(admin): 修改密码页 + 首次登录强制改密；自绘标题栏与管理面板 Electron 窗口

web/src/admin/layouts/AdminLayout.vue

@@ -47,7 +47,10 @@ const NAV: NavGroup[] = [
       { name: 'logs', label: '日志', icon: 'logs' },
     ],
   },
-  { section: '系统', items: [{ name: 'system', label: '系统设置', icon: 'system' }] },
+  { section: '系统', items: [
+    { name: 'system', label: '系统设置', icon: 'system' },
+    { name: 'password', label: '修改密码', icon: 'lock' },
+  ] },
 ]
 
 const route = useRoute()
@@ -87,9 +90,13 @@ async function logout(): Promise<void> {
   void router.push({ name: 'dashboard' })
 }
 
-onMounted(() => {
-  void auth.load()
+onMounted(async () => {
+  await auth.load()
   void data.load()
+  // 首次登录（或密码被管理员重置）必须先改密码
+  if (auth.user?.mustChangePassword && route.name !== 'password') {
+    void router.push({ name: 'password' })
+  }
 })
 </script>