diff --git a/src/components/ArticleDetail/index.vue b/src/components/ArticleDetail/index.vue
index 20830d5..b2c93e5 100644
--- a/src/components/ArticleDetail/index.vue
+++ b/src/components/ArticleDetail/index.vue
@@ -34,8 +34,7 @@
             </div>
         </div>
         <template v-if="detail">
-            <AiAssistantFolat></AiAssistantFolat>
-            <AiAssistant :content="detail.content"></AiAssistant>
+            <AiAssistantFolat :content="detail.content"></AiAssistantFolat>
         </template>
     </div>
 </template>
@@ -47,7 +46,6 @@ import { showToast } from 'vant';
 import { useRouter, useRoute } from 'vue-router';
 import { DateFormat } from '@/utils/format.js';
 import AiAssistantFolat from '@/views/chat/components/ai-assistant-float.vue';
-import AiAssistant from '@/views/chat/components/ai-assistant.vue'
 
 const props = defineProps({
     id: {type: [Number, String], required: true },
diff --git a/src/layouts/Header.vue b/src/layouts/Header.vue
index 43d35a9..cfe3fce 100644
--- a/src/layouts/Header.vue
+++ b/src/layouts/Header.vue
@@ -58,6 +58,7 @@ const userInfo = useUserInfo();
 const router = useRouter();
 const route = useRoute();
 const authModal = useAuthModal();
+const timer = ref(0);
 
 const showMenu = ref(false);
 
@@ -70,8 +71,38 @@ onMounted(()=>{
     if (userInfoData.id) {
         userInfo.updateUserInfo(userInfoData);
     }
+
+    let authData = localCache.get('auth') || {};
+    if (authData.expires_time) {
+        checkToken();
+    }
 });
 
+const checkToken = () => {
+    let diffTime = 1000 * 60 * 10;  // 10mins
+    let nowTime = Date.now();
+    let authData = localCache.get('auth') || {};
+    let overTime = authData.expires_time || nowTime;
+    if (overTime - nowTime <= diffTime) {
+        clearTimeout(timer.value);
+        flushtoken();
+    } else {
+        timer.value = setTimeout(checkToken, 300000);  //300000
+    }
+};
+
+const flushtoken = () => {
+    http('/api/auth/refresh', {}).then(res => {
+        let nowTime = Date.now();
+        let overTime = nowTime + res.data.expires_in * 1000;
+        let authData = { ...res.data, expires_time: overTime };
+        localCache.set('auth', authData);
+        checkToken();
+    }).catch(err => {
+        showToast(err.message);
+    });
+};
+
 const toggleMenu = ()=>{
     showMenu.value = !showMenu.value;
 };
diff --git a/src/views/business/components/CategoryCardList.vue b/src/views/business/components/CategoryCardList.vue
index b58f7e9..8de08d2 100644
--- a/src/views/business/components/CategoryCardList.vue
+++ b/src/views/business/components/CategoryCardList.vue
@@ -4,7 +4,9 @@
             <template v-if="dataList.length > 0">
                 <ul>
                     <li :key="item.id" v-for="item in dataList" @click="goDetail(item.id)">
-                        <img :src="item.cover" :alt="item.title">
+                        <div class="img">
+                            <img :src="item.cover" :alt="item.title">
+                        </div>
                         <div class="title">
                             <h2>{{ item.title }}</h2>
                             <span>{{ DateFormat(new Date(item.published_at * 1000), 'yyyy.MM.dd') }}</span>
@@ -51,8 +53,6 @@ const dataList = ref([]);
 const placeholder = ref('');
 const hasMore = ref(false);
 
-console.log(props);
-
 onMounted(()=>{
     getList();
 });
@@ -114,11 +114,19 @@ const goDetail = (id) => {
         margin-bottom: 20px;
         color: #333;
         cursor: pointer;
-        img{
+        .img{
             width: 100%;
             height: 264px;
-            display: block;
             background-color: #666;
+            overflow: hidden;
+            img{
+                object-fit: cover;
+                display: block;
+                background-color: #666;
+                &[src='']{
+                    display: none;
+                }
+            }
         }
         .title{
             height: 80px;