feat: layout — multiple reference for css (#300)

feat: `layout` — multiple reference for css

Author: EmptyWork

src/_includes/layouts/article.njk

@@ -1,6 +1,8 @@
 ---
 layout: 'layouts/secondary.njk'
-style: 'article.css'
+styles: 
+  - 'article.css'
+  - 'highlight.css'
 ---
 
 {% set previousPost = collections.post | getPreviousCollectionItem(page) %}

src/_includes/layouts/secondary.njk

@@ -11,11 +11,13 @@
           rel="stylesheet" />
     {% if style %}
       <link rel="stylesheet" href="/css/{{ style }}" />
+    {% elif styles %}
+      {% for style in styles %}
+      <link rel="stylesheet" href="/css/{{ style }}" />
+      {% endfor %}
     {% else %}
       <link rel="stylesheet" href="/css/style.css" />
     {% endif %}
-    <link rel="stylesheet"
-          href="//cdnjs.cloudflare.com/ajax/libs/highlight.js/11.11.1/styles/tokyo-night-dark.min.css">
     <script src="/js/loadTheme.js" defer></script>
     <script src="/js/redirect.js" defer></script>
   </head>