diff --git a/global.d.ts b/global.d.ts
index 1ea5578..694e200 100644
--- a/global.d.ts
+++ b/global.d.ts
@@ -1,3 +1,6 @@
+declare const __GIT_HASH__: string;
+declare const __APP_VERSION__: string;
+
 import { Session } from "@auth/core/types";
 import type { PrismaClient } from "./generated/prisma/client";
 import type { getPublicSiteInfo } from "./modules/site/service";
diff --git a/package.json b/package.json
index 553dbaf..072ea05 100644
--- a/package.json
+++ b/package.json
@@ -1,4 +1,5 @@
 {
+  "version": "1.1.0",
   "scripts": {
     "dev": "vike dev",
     "build": "bun run db:generate && vike build",
diff --git a/pages/+Layout.vue b/pages/+Layout.vue
index 59d753f..96eef6f 100644
--- a/pages/+Layout.vue
+++ b/pages/+Layout.vue
@@ -81,6 +81,7 @@ const siteName = computed(() => pageContext.site?.siteName);
 const siteLogo = computed(() => pageContext.site?.logo || logoUrl);
 const supportContactItems = computed(() => {
   const raw = pageContext.site?.supportContact ?? "";
+  if (!raw) return [];
   return raw.split("\n").map(line => line.trim()).filter(Boolean).map(line => {
     const idx = line.indexOf("|");
     if (idx === -1) return { label: line, href: "" };
diff --git a/pages/admin/+Layout.vue b/pages/admin/+Layout.vue
index 94ae504..b519a6b 100644
--- a/pages/admin/+Layout.vue
+++ b/pages/admin/+Layout.vue
@@ -32,13 +32,13 @@
           <div class="breadcrumbs text-sm text-base-content/60 mt-0.5">
             <ul>
               <li><a href="/admin">Home</a></li>
-              <li v-if="breadcrumbs.length > 0"><a :href="breadcrumbs[0].href">{{ breadcrumbs[0].name }}</a>
+              <li v-if="breadcrumbs?.length > 0"><a :href="breadcrumbs[0].href">{{ breadcrumbs[0].name }}</a>
               </li>
-              <li v-if="breadcrumbs.length > 1">{{ breadcrumbs[1].name }}</li>
+              <li v-if="breadcrumbs?.length > 1">{{ breadcrumbs[1].name }}</li>
             </ul>
           </div>
         </div>
-        
+
         <ul class="menu menu-horizontal bg-base-200 rounded-box p-1 gap-1">
           <li class="tooltip tooltip-bottom z-50" data-tip="语言: 中文">
             <a>
@@ -73,14 +73,14 @@
           <slot />
         </div>
       </main>
-    </div> 
-    
+    </div>
+
     <div class="drawer-side z-50">
-      <label for="admin-drawer" aria-label="close sidebar" class="drawer-overlay"></label> 
+      <label for="admin-drawer" aria-label="close sidebar" class="drawer-overlay"></label>
       <aside class="bg-base-100 min-h-screen w-72 flex flex-col border-r border-base-300 shadow-sm">
         <!-- Logo Area -->
-        <a 
-          href="/admin" 
+        <a
+          href="/admin"
           class="p-6 pb-2 flex items-center gap-2 hover:bg-base-200 transition-colors block"
         >
           <img :src="siteLogo" height="50" width="50" alt="logo" />
@@ -91,29 +91,34 @@
             </p>
           </div>
         </a>
-        
+
         <!-- Navigation -->
         <div class="p-4 flex-1 overflow-y-auto">
           <ul class="menu menu-md w-full gap-1 p-0">
             <li><a href="/admin" :class="{'active': currentPath === '/admin'}">仪表盘</a></li>
-            <li><a href="/admin/categories" :class="{'active': currentPath.startsWith('/admin/categories')}">分类管理</a></li>
-            <li><a href="/admin/products" :class="{'active': currentPath.startsWith('/admin/products')}">商品管理</a></li>
-            <li><a href="/admin/cards" :class="{'active': currentPath.startsWith('/admin/cards')}">卡密管理</a></li>
-            <li><a href="/admin/orders" :class="{'active': currentPath.startsWith('/admin/orders')}">订单管理</a></li>
-            <li><a href="/admin/payments" :class="{'active': currentPath.startsWith('/admin/payments')}">支付配置</a></li>
-            <li><a href="/admin/email" :class="{'active': currentPath.startsWith('/admin/email')}">邮件管理</a></li>
-            <li><a href="/admin/settings" :class="{'active': currentPath.startsWith('/admin/settings')}">站点设置</a></li>
-            <!-- <li><a href="/admin/security" :class="{'active': currentPath.startsWith('/admin/security')}">安全配置</a></li> -->
-            <li><a href="/admin/profile" :class="{'active': currentPath.startsWith('/admin/profile')}">个人资料</a></li>
+            <li><a href="/admin/categories" :class="{'active': currentPath?.startsWith('/admin/categories')}">分类管理</a></li>
+            <li><a href="/admin/products" :class="{'active': currentPath?.startsWith('/admin/products')}">商品管理</a></li>
+            <li><a href="/admin/cards" :class="{'active': currentPath?.startsWith('/admin/cards')}">卡密管理</a></li>
+            <li><a href="/admin/orders" :class="{'active': currentPath?.startsWith('/admin/orders')}">订单管理</a></li>
+            <li><a href="/admin/payments" :class="{'active': currentPath?.startsWith('/admin/payments')}">支付配置</a></li>
+            <li><a href="/admin/email" :class="{'active': currentPath?.startsWith('/admin/email')}">邮件管理</a></li>
+            <li><a href="/admin/settings" :class="{'active': currentPath?.startsWith('/admin/settings')}">站点设置</a></li>
+            <!-- <li><a href="/admin/security" :class="{'active': currentPath?.startsWith('/admin/security')}">安全配置</a></li> -->
+            <li><a href="/admin/profile" :class="{'active': currentPath?.startsWith('/admin/profile')}">个人资料</a></li>
           </ul>
         </div>
-        
+
         <!-- Footer Area -->
         <div class="p-4 border-t border-base-300 mt-auto space-y-2">
           <AppButton variant="outline" block @click="handleSignOut">退出登录</AppButton>
           <div class="flex items-center justify-between text-xs text-base-content/50 px-2">
-            <span>EdgeKey</span>
-            <span>v1.0.0</span>
+            <button class="hover:text-primary transition-colors" @click="checkUpdate" :title="updateTip" >
+              v{{ appVersion }}-{{ gitHash }}
+            </button>
+            <div class="inline-grid *:[grid-area:1/1]">
+              <div class="animate-ping status" :class="statusColor"></div>
+              <div class="status" :class="statusColor"></div>
+            </div>
           </div>
         </div>
       </aside>
@@ -122,7 +127,7 @@
 </template>
 
 <script setup lang="ts">
-import { computed, onMounted } from "vue";
+import { computed, onMounted, ref } from "vue";
 import AppButton from "../../components/AppButton.vue";
 import { usePageContext } from "vike-vue/usePageContext";
 
@@ -130,7 +135,33 @@ import logoUrl from "../../assets/logo.svg";
 
 const pageContext = usePageContext();
 
-const currentPath = computed(() => pageContext.urlPathname);
+const currentPath = computed(() => pageContext.urlPathname ?? "");
+const gitHash = __GIT_HASH__;
+const appVersion = __APP_VERSION__;
+
+const statusColor = ref('status-success');
+const updateTip = ref('点击检查更新');
+
+async function checkUpdate() {
+  statusColor.value = 'status-warning';
+  updateTip.value = '检查中...';
+  try {
+    const [pkgRes, commitRes] = await Promise.all([
+      fetch('https://raw.githubusercontent.com/34892002/edgeKey/main/package.json'),
+      fetch('https://api.github.com/repos/34892002/edgeKey/commits/main?per_page=1'),
+    ]);
+    const pkg = await pkgRes.json() as { version?: string };
+    const commit = await commitRes.json() as { sha?: string };
+    if (!pkg.version || !commit.sha) throw new Error('invalid response');
+    const latestHash = commit.sha.slice(0, 7);
+    const isLatest = pkg.version === appVersion && latestHash === gitHash;
+    statusColor.value = isLatest ? 'status-success' : 'status-error';
+    updateTip.value = isLatest ? '已是最新版本' : `有新版本 v${pkg.version}-${latestHash}`;
+  } catch {
+    statusColor.value = 'status-error';
+    updateTip.value = '检查失败，请稍后重试';
+  }
+}
 
 async function handleSignOut() {
   const form = document.createElement("form");
@@ -145,7 +176,7 @@ async function handleSignOut() {
   document.body.appendChild(form);
   form.submit();
 }
-const isLoginPage = computed(() => pageContext.urlPathname === "/admin/login");
+const isLoginPage = computed(() => (pageContext.urlPathname ?? "") === "/admin/login");
 const isAdminUser = computed(() => pageContext.session?.user?.role === "admin");
 const needsLogin = computed(() => !isLoginPage.value && !isAdminUser.value);
 const siteLogo = computed(() => pageContext.site?.logo || logoUrl);
@@ -173,7 +204,7 @@ function matchRoute(pattern: string, path: string) {
 }
 
 const breadcrumbs = computed((): Crumb[] => {
-  const path = currentPath.value;
+  const path = currentPath.value ?? "";
   const route = BREADCRUMB_ROUTES.find(r => matchRoute(r.pattern, path));
   return route ? route.crumbs : [];
 });
diff --git a/vite.config.ts b/vite.config.ts
index 5006ac8..d0f8fb5 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -3,9 +3,23 @@ import { telefunc } from "telefunc/vite";
 import tailwindcss from "@tailwindcss/vite";
 import vike from "vike/plugin";
 import { defineConfig } from "vite";
+import { execSync } from "child_process";
+import { readFileSync } from "fs";
 
+const pkg = JSON.parse(readFileSync("./package.json", "utf-8"));
+
+const gitHash = (() => {
+  try {
+    return execSync("git rev-parse --short HEAD").toString().trim();
+  } catch {
+    return "dev";
+  }
+})();
 
 export default defineConfig({
+  define: {
+    __GIT_HASH__: JSON.stringify(gitHash),__APP_VERSION__: JSON.stringify(pkg.version ?? "1.0.0"),
+  },
   plugins: [vike(), tailwindcss(), telefunc(), vue()],
   server: {
     watch: {