Fix RSS <link> and add a link to it in the sidebar menu

layouts/partials/head.html

@@ -43,5 +43,5 @@
   <link rel="shortcut icon" type="image/png" href="/favicon.png">
 
   <!-- RSS -->
-  <link href="{{ .RSSLink }}" rel="alternate" type="application/rss+xml" title="{{ .Site.Title }}" />
+  <link href="{{ .Site.RSSLink }}" rel="alternate" type="application/rss+xml" title="{{ .Site.Title }}" />
 </head>

layouts/partials/sidebar.html

@@ -9,6 +9,7 @@
 
     <ul class="sidebar-nav">
       <li><i class="fas fa-home"></i> <a href="{{ .Site.BaseURL }}">Home</a> </li>
+      <li><i class="fas fa-rss-square"></i> <a href="{{ .Site.RSSLink }}">RSS Feed</a></li>
       <li><i class="fab fa-twitter-square"></i> <a href="https://twitter.com/{{ .Site.Params.twitter }}">{{ .Site.Params.twitter }}</a></li>
       <li><i class="fab fa-github-square"></i> <a href="https://github.com/{{ .Site.Params.github }}">{{ .Site.Params.github }}</a></li>
       <li><i class="fas fa-envelope"></i> <a href=mailto:{{ .Site.Params.email }}>{{ .Site.Params.email }}</a></li>