feat(web): 搭建 Web 壳层与 UI 包基线

React 19 + Vite 6 + Router 7 + TanStack Query + Zustand；Semi 二次封装与 Remix 图标统一出口；顶部模块 + 左侧功能菜单布局、Cloud Blue 主题、登录页与 401/403/404/500 页面；请求层含 token 注入、单飞刷新与统一错误提示。

packages/ui/src/icons.ts

@@ -0,0 +1,63 @@
+/**
+ * Remix Icon 统一出口（AGENTS §3.3：业务代码只能从这里按语义名导入）
+ * 约定：对外只暴露 Icon* 语义名；新增图标时在这里做一次映射，不要在业务代码里直接引图标库。
+ */
+export {
+  RiAddLine as IconAdd,
+  RiAlertLine as IconAlert,
+  RiAppsLine as IconApps,
+  RiFolderOpenLine as IconAsset,
+  RiArrowLeftLine as IconBack,
+  RiCalendarLine as IconCalendar,
+  RiBarChartLine as IconChart,
+  RiCheckLine as IconCheck,
+  RiArrowDownSLine as IconChevronDown,
+  RiArrowRightSLine as IconChevronRight,
+  RiTimeLine as IconClock,
+  RiCloseLine as IconClose,
+  RiFileCopyLine as IconCopy,
+  RiDashboardLine as IconDashboard,
+  RiDeleteBinLine as IconDelete,
+  RiSendPlaneLine as IconDelivery,
+  RiBookOpenLine as IconDocs,
+  RiDownloadLine as IconDownload,
+  RiDragMoveLine as IconDrag,
+  RiEditLine as IconEdit,
+  RiErrorWarningLine as IconError,
+  RiExportLine as IconExport,
+  RiFilter3Line as IconFilter,
+  RiGlobalLine as IconGlobal,
+  RiLayoutGridLine as IconGrid,
+  RiHome5Line as IconHome,
+  RiImageAddLine as IconImageAdd,
+  RiLoader4Line as IconLoading,
+  RiLockLine as IconLock,
+  RiLogoutBoxRLine as IconLogout,
+  RiMailLine as IconMail,
+  RiImageLine as IconMaterial,
+  RiMenuLine as IconMenu,
+  RiMessage3Line as IconMessage,
+  RiMoreLine as IconMore,
+  RiMusicLine as IconMusic,
+  RiNotification3Line as IconNotification,
+  RiPaletteLine as IconPalette,
+  RiPauseLine as IconPause,
+  RiPlayLine as IconPlay,
+  RiRefreshLine as IconRefresh,
+  RiRobotLine as IconRobot,
+  RiSaveLine as IconSave,
+  RiFileTextLine as IconScript,
+  RiSearchLine as IconSearch,
+  RiServerLine as IconServer,
+  RiSettings3Line as IconSettings,
+  RiShareLine as IconShare,
+  RiShieldKeyholeLine as IconShield,
+  RiStackLine as IconStack,
+  RiStarLine as IconStar,
+  RiTaskLine as IconTask,
+  RiThumbUpLine as IconThumbUp,
+  RiUploadLine as IconUpload,
+  RiUserLine as IconUser,
+  RiVideoLine as IconVideo,
+  RiEyeLine as IconView,
+} from '@remixicon/react';