"language-plaintext highlighter-rouge">blog.title</code>) actually exists in the file <code class="language-plaintext highlighter-rouge">_data/:lang/strings.yml</code> before using it, you’ll have to create a plugin to check if the variable exists in the file <code class="language-plaintext highlighter-rouge">_data/:lang/strings.yml</code> and if it does, use it, otherwise fallback to any value you want. I will not go into detail on how to do this, but I will show you how to use it. You can see the code f