fix: fix build error due to config change (#16)

Author: Mikopet

config.toml

@@ -12,12 +12,12 @@ author = "st1020"
 default_language = "en"
 
 # When set to "true", a feed is automatically generated.
-generate_feed = true
+generate_feeds = true
 
-# The filename to use for the feed. Used as the template filename, too.
-# Defaults to "atom.xml", which has a built-in template that renders an Atom 1.0 feed.
+# The filenames to use for the feeds. Used as the template filenames, too.
+# Defaults to ["atom.xml"], which has a built-in template that renders an Atom 1.0 feed.
 # There is also a built-in template "rss.xml" that renders an RSS 2.0 feed.
-feed_filename = "atom.xml"
+feed_filenames = ["atom.xml"]
 
 # The taxonomies to be rendered for the site and their configuration of the default languages
 # Example:

templates/partials/head.html

@@ -102,14 +102,15 @@
   <!-- Feeds -->
   {% if config.generate_feed %}
   <!---->
-  {% if config.feed_filename == "atom.xml" %}
+  {% if "atom.xml" in config.feed_filenames %}
   <link
     rel="alternate"
     type="application/atom+xml"
     title="Atom"
     href="{{ get_url(path=`atom.xml`) }}"
   />
-  {% elif config.feed_filename == "rss.xml" %}
+  {% endif %}
+  {% if "rss.xml" in config.feed_filenames %}
   <link
     rel="alternate"
     type="application/rss+xml"