configure jekyll seo tag

_config.yml

@@ -1,16 +1,24 @@
 # include: ['dokumentit']
 title: Piraattipuolueen dokumenttikirjasto
+tagline: Valitse vapaus
+author:
+  name: "Piraattipuolue"
+  url: "https://piraattipuolue.fi"
 description: >
   GitHub Pagesissa ylläpidetty Piraattipuolueen historian
   säilyttävä dokumenttikirjasto.
 lang: fi
+locale: fi_FI
+timezone: Europe/Helsinki
+github_username: Piraattipuolue
+encoding: utf-8
 icon: https://www.piraattipuolue.fi/wp-content/uploads/2016/10/cropped-2000px-Piratpartiet.svg_-32x32.png
 defaults:
   - scope:
-      path: ""
+      path: "*"
     values:
       layout: "default"
-
+      image: https://www.piraattipuolue.fi/wp-content/uploads/2016/10/cropped-2000px-Piratpartiet.svg_-32x32.png
 theme: minima
 # theme: jekyll-theme-leap-day
 # theme: jekyll-theme-minimal
@@ -18,3 +26,4 @@ plugins:
   - jekyll-sitemap
 sitemap:
   file: "/sitemap.xml"
+# jekyll seo-tag

_includes/footer.html

@@ -0,0 +1,35 @@
+<footer class="site-footer h-card">
+  <data class="u-url" href="{{ "/" | relative_url }}"></data>
+
+  <div class="wrapper">
+
+    <h2 class="footer-heading">{{ site.title | escape }}</h2>
+
+    <div class="footer-col-wrapper">
+      <div class="footer-col footer-col-1">
+        <ul class="contact-list">
+          <li class="p-name">
+            {%- if site.author -%}
+			<a href="{{ site.author.url }}">{{ site.author.name }}</a>
+            {%- else -%}
+              {{ site.title | escape }}
+            {%- endif -%}
+            </li>
+            {%- if site.email -%}
+            <li><a class="u-email" href="mailto:{{ site.email }}">{{ site.email }}</a></li>
+            {%- endif -%}
+        </ul>
+      </div>
+
+      <div class="footer-col footer-col-2">
+        {%- include social.html -%}
+      </div>
+
+      <div class="footer-col footer-col-3">
+        <p>{{- site.description | escape -}}</p>
+      </div>
+    </div>
+
+  </div>
+
+</footer>

_includes/head.html

@@ -6,7 +6,6 @@
   <link rel="stylesheet prefetch" href="{{ "/assets/main.css" | relative_url }}">
   <link rel="icon prefetch" href="{{site.icon}}"><link rel="icon prefetch" href="{{site.icon}}">
   <meta name="referrer" content="no-referrer" />
-  <meta name="og:image" content="{{site.icon}}"/>
 
   {%- feed_meta -%}
   {%- if jekyll.environment == 'production' and site.google_analytics -%}