"hexo-generator-index": "^2.0.0" 改为： hexo-generator-index-pin-top

$ npm uninstall hexo-generator-index --save
$ npm install hexo-generator-index-pin-top --save

hexo 插件

• hexo-generator-index-pin-top 文章置顶 https://github.com/netcan/hexo-generator-index-pin-top
• hexo-wordcount 文章字数统计和阅读时长统计 https://github.com/willin/hexo-wordcount
• hexo-abbrlink 生成URL短链接 https://github.com/rozbo/hexo-abbrlink
• hexo-lazyload-image 图片懒加载 https://github.com/Troy-Yang/hexo-lazyload-image
• hexo-generator-baidu-sitemap 生成baidusitemap.xml https://github.com/coneycode/hexo-generator-baidu-sitemap
• hexo-generator-sitemap 生成sitemap.xml https://github.com/hexojs/hexo-generator-sitemap
• hexo-generator-feed 生成RSS文件 https://github.com/hexojs/hexo-generator-feed
• hexo-external-link 外链跳转 https://github.com/hvnobug/hexo-external-link
• hexo-autonofollow 自动对外部链接增加nofollow属性 https://github.com/liuzc/hexo-autonofollow
• hexo-prism-plugin 代码高亮 https://github.com/ele828/hexo-prism-plugin
• hexo-neat 博客压缩 https://github.com/rozbo/hexo-neat
• hexo-allminifier 博客压缩 https://developer.aliyun.com/mirror/npm/package/hexo-all-minifier
• hexo-addlink 文末添加当前文章链接和版权声明 https://github.com/acwong00/hexo-addlink
• hexo-simple-mindmap 博客添加脑图 https://github.com/HunterXuan/hexo-simple-mindmap
• hexo-tag-echarts 博客添加图表 https://github.com/zhoulvjun/hexo-tag-echarts
• hexo-pdf 博客展示pdf https://github.com/superalsrk/hexo-pdf