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 [go-chart](https://github.com/wcharczuk/go-chart)是golang常用的可视化图表库，支持`svg`与`png`的输出，`Apache ECharts`在前端开发中得到众多开发者的认可。go-echarts则是结合两者的方式，兼容`Apache ECharts`的配置参数，简单快捷的生成相似的图表(`svg`或`png`)，方便插入至Email或分享使用。下面为常用的几种图表截图：
 
-![](./assets/go-echarts.jpg)
+![](./assets/go-echarts.png)
 
 ## 支持图表类型
 
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