Add i18n support to the theme

layouts/blog/single.html

@@ -6,25 +6,21 @@
         <a class="button" href="{{ $.Site.BaseURL }}/tags/{{ . | urlize }}">{{ . }}</a>
         {{ end }}
     </p>
-    <p>Posted on {{ .Date.Format "January 2, 2006" }}.</p>
+    <p>{{ i18n "postedOn" (.Date.Format "January 2, 2006") }}.</p>
 </div>
 
 <div class="post-content">
     {{ if not (eq .TableOfContents "<nav id=\"TableOfContents\"></nav>") }}
     <div class="table-of-contents">
         <div class="wrapper">
-            <em>Table of Contents</em>
+            <em>{{ i18n "tableOfContents" }}</em>
             {{ .TableOfContents }}
         </div>
     </div>
     {{ end }}
 
     {{ if .Draft }}
-    <div class="draft-warning">
-        <em>Warning!</em> This post is a draft. At best, it may contain grammar mistakes;
-        at worst, it can include significant errors and bugs. Please
-        use your best judgement!
-    </div>
+    {{ partial "warning.html" (i18n "postDraft") }}
     {{ end }}
 
     {{ .Content }}
@@ -33,10 +29,7 @@
 {{ define "after" }}
 <hr class="container footer-divider">
 <footer class="container">
-    <p>Liked this article? Have any questions or comments?
-    Please don't hesitate to reach out to me at <a href="mailto:danila.fedorin@gmail.com">
-    danila.fedorin@gmail.com</a>! I love receiving emails from readers, and I'm always happy
-    to provide any additional clarification or assistance.</p>
+    <p>{{ i18n "contactFooter" | safeHTML }}</p>
     <!--
     <p>I'm also currently looking for Computer Science internships for the summer
     of 2021. Take a look at my <a href="/Resume-Danila-Fedorin.pdf">resume</a>,