Fix links using Liquid filters

https://jekyllrb.com/docs/liquid/filters/

Fix including script

_layouts/default.html

@@ -4,12 +4,8 @@
  <meta charset='utf-8'>
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1">
- {% if site.url contains "https://noriyotcp.github.io/til/" %}
- <link rel="stylesheet" href="https://noriyotcp.github.io/til/assets/css/style.css">
- {% else %}
- <link rel="stylesheet" href="/til/assets/css/style.css">
- {% endif %}
- <!-- start custom head snippets, customize with your own _includes/head-custom.html file -->
+ <link rel="stylesheet" href="{{ '/assets/css/style.css' | relative_url }}">
+ <!-- start custom head snippets, customize with your own _includes/head-custom.html file -->
 
 <!-- Setup theme-color -->
 <!-- start theme color meta headers -->
@@ -53,12 +49,7 @@
 
  <header>
  <div class="container">
- {% if site.url contains "https://noriyotcp.github.io/til/" %}
- {% assign site_url = site.url %}
- {% else %}
- {% assign site_url = site.url | append: site.baseurl | append: '/' %}
- {% endif %}
- <a id="a-title" href={{ site_url }}>
+ <a id="a-title" href="{{ '/' | relative_url }}">
  <h1>til</h1>
  </a>
  <h2>Noriyo Akita's Today I Learned</h2>
@@ -75,10 +66,6 @@ <h2>Noriyo Akita's Today I Learned</h2>
  {{ content }}
  </section>
  </div>
- {% if site.url contains "https://noriyotcp.github.io/til/" %}
- <script type='text/javascript' src="https://noriyotcp.github.io/til/assets/js/convertToTasklist.js"></script>
- {% else %}
- <link rel="stylesheet" href="/til/assets/js/convertToTasklist.js">
- {% endif %}
+ <script type="text/javascript" src="{{ '/assets/js/convertToTasklist.js' | relative_url }}"></script>
  </body>
 </html>