breaking changes: 移除 cnzz 分析

feat: 導航欄可隱藏博客名字
feat: 導航欄可設置 logo closed #1104

layout/includes/head/analytics.pug

@@ -16,9 +16,6 @@ if theme.google_analytics
     gtag('js', new Date());
     gtag('config', '!{theme.google_analytics}');
 
-if theme.cnzz_analytics
-  script(async data-pjax src=`https://s4.cnzz.com/z_stat.php?id=${theme.cnzz_analytics}&web_id=${theme.cnzz_analytics}`)
-
 if theme.cloudflare_analytics
   script(defer data-pjax src='https://static.cloudflareinsights.com/beacon.min.js' data-cf-beacon=`{"token": "${theme.cloudflare_analytics}"}`)
 

layout/includes/head/preconnect.pug

@@ -6,9 +6,6 @@ if theme.google_analytics
 if theme.baidu_analytics
   link(rel="preconnect" href="//hm.baidu.com")
 
-if theme.cnzz_analytics
-  link(rel="preconnect" href="//s4.cnzz.com")
-
 if theme.cloudflare_analytics
   link(rel="preconnect" href="//static.cloudflareinsights.com")
 

layout/includes/header/nav.pug

@@ -1,6 +1,10 @@
 nav#nav
-  span#blog_name
-    a#site-name(href=url_for('/')) #[=config.title]
+  span#blog-info
+    a(href=url_for('/') title=config.title)
+      if theme.nav_info.logo
+        img.site-icon(src=url_for(theme.nav_info.logo))
+      if theme.nav_info.display_title
+        span.site-name=config.title
     
   #menus
     if (theme.algolia_search.enable || theme.local_search.enable)