diff --git a/src/components/Sidebar.tsx b/src/components/Sidebar.tsx
index e8d5eae..5237e4f 100644
--- a/src/components/Sidebar.tsx
+++ b/src/components/Sidebar.tsx
@@ -1,7 +1,7 @@
-import { useState, useEffect } from react
-import { Link, useLocation } from react-router-dom
-import api from @/services/api
-import type { User } from @/types
+import { useState, useEffect } from 'react'
+import { Link, useLocation } from 'react-router-dom'
+import api from '@/services/api'
+import type { User } from '@/types'
 
 interface Props {
   user: User | null
@@ -17,11 +17,11 @@ export default function Sidebar({ user, onLogout }: Props) {
       setUnreadCount(0)
       return
     }
-    api.get<{ count: number }>(/notifications/count)
+    api.get<{ count: number }>('/notifications/count')
       .then(({ data }) => setUnreadCount(data.count))
       .catch(() => {})
     const timer = setInterval(() => {
-      api.get<{ count: number }>(/notifications/count)
+      api.get<{ count: number }>('/notifications/count')
         .then(({ data }) => setUnreadCount(data.count))
         .catch(() => {})
     }, 30000)
@@ -29,14 +29,14 @@ export default function Sidebar({ user, onLogout }: Props) {
   }, [user])
 
   const links = user ? [
-    { to: /, icon: 📊, label: 仪表盘 },
-    { to: /issues, icon: 📋, label: Issues },
-    { to: /projects, icon: 📁, label: 项目 },
-    { to: /milestones, icon: 🏁, label: 里程碑 },
-    { to: /notifications, icon: 🔔, label: `通知${unreadCount > 0 ? ` (${unreadCount})` : }` },
-    { to: /monitor, icon: 📡, label: Monitor },
+    { to: '/', icon: '📊', label: '仪表盘' },
+    { to: '/issues', icon: '📋', label: 'Issues' },
+    { to: '/projects', icon: '📁', label: '项目' },
+    { to: '/milestones', icon: '🏁', label: '里程碑' },
+    { to: '/notifications', icon: '🔔', label: '通知' + (unreadCount > 0 ? ' (' + unreadCount + ')' : '') },
+    { to: '/monitor', icon: '📡', label: 'Monitor' },
   ] : [
-    { to: /monitor, icon: 📡, label: Monitor },
+    { to: '/monitor', icon: '📡', label: 'Monitor' },
   ]
 
   return (
@@ -46,7 +46,7 @@ export default function Sidebar({ user, onLogout }: Props) {
       </div>
       <ul className="nav-links">
         {links.map((l) => (
-          <li key={l.to} className={pathname === l.to || (l.to !== / && pathname.startsWith(l.to)) ? active : }>
+          <li key={l.to} className={pathname === l.to || (l.to !== '/' && pathname.startsWith(l.to)) ? 'active' : ''}>
             <Link to={l.to}>{l.icon} {l.label}</Link>
           </li>
         ))}
diff --git a/src/pages/MonitorPage.tsx b/src/pages/MonitorPage.tsx
index b1a40cb..b739ab2 100644
--- a/src/pages/MonitorPage.tsx
+++ b/src/pages/MonitorPage.tsx
@@ -144,9 +144,7 @@ export default function MonitorPage() {
 
   const createChallenge = async (id: number) => {
     const r = await api.post<{ identifier: string; challenge_uuid: string; expires_at: string }>('/monitor/admin/servers/' + id + '/challenge')
-    alert('identifier=' + r.data.identifier + '
-challenge_uuid=' + r.data.challenge_uuid + '
-expires_at=' + r.data.expires_at)
+    alert('identifier=' + r.data.identifier + '\nchallenge_uuid=' + r.data.challenge_uuid + '\nexpires_at=' + r.data.expires_at)
   }
 
   if (loading) return <div className='loading'>Monitor loading...</div>