Add email reply button for blog posts

src/_includes/layouts/post.tsx

@@ -17,7 +17,7 @@ interface Data {
 }
 
 export default function (
-  { children, toc, footnotes, lemmy }: Data & Lume.Data,
+  { children, toc, footnotes, lemmy, title }: Data & Lume.Data,
 ) {
   return (
     <>
@@ -58,6 +58,21 @@ export default function (
             Discuss on Lemmy
           </a>
         )}
+        {title && (
+          <a
+            href={`mailto:foster@hangdaan.email?subject=${
+              encodeURI("RE: " + title)
+            }`}
+            className="button"
+          >
+            <img
+              alt="email icon"
+              className="icon"
+              src="https://minio.fosterhangdaan.com/public/images/icons/tabler-icons/3.14.0/outline/mail.svg"
+            />
+            Email reply
+          </a>
+        )}
       </div>
       {footnotes.length > 0 &&
         (