fix(config): icon

_config.fluid.yml

@@ -377,7 +377,7 @@ navbar:
         { key: "归档", link: "/archives/", icon: "iconfont icon-archive-fill" }
       ]
     }
-    - { key: "知识库", link: "https://kb.mei.lv/", icon: "icon-zhishiku" }
+    - { key: "知识库", link: "https://kb.mei.lv/", icon: "iconfont icon-zhishiku" }
     - { key: "links", link: "/links/", icon: "iconfont icon-link-fill" }
     - { key: "开往", link: "https://www.travellings.cn/go.html", icon: "iconfont icon-train" }
     - { key: "RSS", link: "/atom.xml", icon: "iconfont icon-dingyue" }
@@ -462,7 +462,7 @@ footer:
   # 展示网站的 PV、UV 统计数
   # Display website PV and UV statistics
   statistics:
-    enable: false
+    enable: true
 
     # 统计数据来源，使用 leancloud, umami 需要设置 `web_analytics` 中对应的参数；使用 busuanzi 不需要额外设置，但是有时不稳定，另外本地运行时 busuanzi 显示统计数据很大属于正常现象，部署后会正常
     # Data source. If use leancloud, umami, you need to set the parameter in `web_analytics`