Add missing meta description tag to head

Author: danurbanowicz

_data/metadata.json

@@ -1,4 +1,5 @@
 {
   "title": "Eleventy Netlify Boilerplate",
+  "description": "A template for building a simple blog website with the Eleventy static site generator, Netlify CMS, and with deployment to Netlify.",
   "url": "https://eleventy-netlify-boilerplate.netlify.app"
 }

_includes/components/head.njk

@@ -3,6 +3,7 @@
   <link rel="dns-prefetch" href="https://identity.netlify.com">
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
   <title>{{ renderData.title or title or metadata.title }}</title>
+  <meta name="description" content="{{ metaDescription or renderData.metaDescription or metadata.description }}">
   <script async src="https://identity.netlify.com/v1/netlify-identity-widget.js"></script>
   {% set css %}
     {% include "assets/css/inline.css" %}

author.njk

@@ -9,6 +9,7 @@ permalink: "authors/{{ author | slug }}/"
 renderData:
   author: "{{ author }}"
   title: "Posts by {{ author }}"
+  metaDescription: "An archive of all posts by the author: {{ author }}."
 ---
 
 <h1>{{ renderData.title | safe }}</h1>

authors.njk

@@ -1,5 +1,6 @@
 ---
 title: Authors
+metaDescription: This page lists all of the Blog's authors.
 layout: layouts/base.njk
 pagination:
   data: collections.authors

pages/about.md

@@ -1,5 +1,6 @@
 ---
 title: About us
+metaDescription: This is a sample meta description. If one is not present in your page/post's front matter, the default metadata.desciption will be used instead.
 date: 2017-01-01T00:00:00.000Z
 permalink: /about/index.html
 eleventyNavigation:

pages/blog.md

@@ -1,6 +1,7 @@
 ---
 layout: layouts/blog.njk
 title: Blog
+metaDescription: A sample Blog page listing various posts and authors.
 date: 2017-01-01
 permalink: /blog/index.html
 eleventyNavigation:

pages/contact.md

@@ -1,6 +1,7 @@
 ---
 layout: layouts/contact.njk
 title: Get in touch
+metaDescription: This is a sample meta description. If one is not present in your page/post's front matter, the default metadata.desciption will be used instead.
 section: contact
 date: 2018-01-01
 permalink: /contact/index.html

posts/firstpost.md

@@ -1,5 +1,6 @@
 ---
 title: This is the first example post
+metaDescription: This is a sample meta description. If one is not present in your page/post's front matter, the default metadata.desciption will be used instead.
 date: 2019-01-01T00:00:00.000Z
 author: John Appleseed
 summary: Why contemplating our mortality can be a powerful catalyst for change