Add RSS feed to the theme

_config.yml

@@ -55,6 +55,8 @@ stackoverflow_url:
 pinterest_url:
 slack_url:
 dribbble_url:
+# The full url of your site with "/feed.xml", e.g. https://mydomain.me/feed.xml
+rss_url:
 
 # Google Analytics Tracking ID goes here:
 google_analytics:

_includes/social_icons.html

@@ -33,4 +33,7 @@
   {%- if site.email -%}
   <li><a href="mailto:{{- site.email -}}" class="icon fa-envelope"><span class="label">Email</span></a></li>
   {%- endif -%}
+  {%- if site.rss_url -%}
+  <li><a href="{{- site.rss_url -}}" class="icon fa-rss"><span class="label">RSS</span></a></li>
+  {%- endif -%}
 </ul>

feed.xml

@@ -0,0 +1,22 @@
+---
+layout: none
+---
+
+<?xml version="1.0" encoding="UTF-8"?>
+<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
+  <channel>
+    <title>{{ site.name | xml_escape }}</title>
+    <description>{{ site.description | xml_escape }}</description>
+    <link>{{ site.url }}</link>
+    <atom:link href="{{ site.url }}/feed.xml" rel="self" type="application/rss+xml" />
+    {% for post in site.posts limit:10 %}
+      <item>
+        <title>{{ post.title | xml_escape }}</title>
+        <description>{{ post.content | xml_escape }}</description>
+        <pubDate>{{ post.date | date: "%a, %d %b %Y %H:%M:%S %z" }}</pubDate>
+        <link>{{ site.url }}/{{ post.url }}</link>
+        <guid isPermaLink="true">{{ site.url }}/{{ post.url }}</guid>
+      </item>
+    {% endfor %}
+  </channel>
+</rss>