canonicalのURIを修正

Author: sasaplus1

_includes/title.html

@@ -1,6 +1,6 @@
 {% if page.title %}
   <title>{{ page.title | escape }} - {{ site.name | escape }}</title>
-  <link rel="canonical" href="{{ site.url }}{{ page.url }}">
+  <link rel="canonical" href="{{ site.url }}{{ page.url | remove_first:'index.html' }}">
 {% else %}
   <title>{{ site.name | escape }}</title>
   <link rel="canonical" href="{{ site.url }}">