parameterize git branch

exampleSite/config.yaml

@@ -69,6 +69,7 @@ params:
 
   # GitHub repo URL of your site
   gitRepo: https://github.com/hugo-toha/hugo-toha.github.io
+  gitBranch: main
 
   # specify whether you want to write some blog posts or not
   enableBlogPost: true

layouts/_default/single.html

@@ -57,7 +57,7 @@
         <!--- Improve this page button --->
         {{ if site.Params.GitRepo }}
           <div class="btn-improve-page">
-              <a href="{{ site.Params.GitRepo }}/edit/master/content/{{ .File.Path }}">
+              <a href="{{ site.Params.GitRepo }}/edit/{{ site.Params.GitBranch }}/content/{{ .File.Path }}">
                 <i class="fas fa-code-branch"></i>
                 {{ i18n "improve_this_page" }}
               </a>