fix

pages/index/index.wxml

@@ -7,7 +7,7 @@
         </view>
         <view class="userInfo-box">
             <view class="user-h-view" style="align-items: center;">
-                <image class="avatar" src="{{avatarUrl}}" mode="widthFix"></image>
+                <image class="avatar" src="{{avatarUrl}}" mode="aspectFill"></image>
                 <view class="user-v-view" style="flex: 1;height: fit-content;margin:64rpx 30rpx 0 30rpx;">
                     <text class="username">{{nickName}}</text>
                     <view class="user-h-view" style="align-items: center;">