consumer模块完成度95%，优化安卓端界面和小程序测试3

pages/main/messages.uvue

@@ -413,7 +413,7 @@ const loadMessages = async () => {
                 time: formatTime(room.last_message_at ?? ''),
                 read: room.unread_count === 0,
                 type: 'service',
-                avatar: room.shop_logo ?? '/static/icons/shop-default.png',
+                avatar: room.shop_logo ?? '/static/icons/customer-service.png',
                 online: true,
                 unreadCount: room.unread_count,
                 tags: [] as string[],
@@ -442,7 +442,7 @@ const loadMessages = async () => {
                 time: '刚刚',
                 read: true,
                 type: 'service',
-                avatar: '/static/icons/service-avatar.png',
+                avatar: '/static/icons/customer-service.png',
                 online: true,
                 unreadCount: 0,
                 tags: ['自动回复'],