Add unmaintained status

Author: hwittenborn

themes/makedeb/assets/scss/header.scss

@@ -99,3 +99,19 @@ header {
   @extend .themeHeaderHrColor;
   height: 0.25em;
 }
+
+.banner {
+  background-color: #ffc107;
+  color: $black;
+  text-align: center;
+  font-weight: bold;
+
+  p {
+    margin: 0;
+  }
+
+  a {
+    color: $black;
+    text-decoration: underline;
+  }
+}

themes/makedeb/layouts/partials/header.html

@@ -1,3 +1,6 @@
+<div class="banner">
+	<p>makedeb is currently unmaintained. <a href="https://hunterwittenborn.com/blog/stepping-back-from-open-source/">Read more</a></p>
+</div>
 <header>
 	{{ if hasPrefix .RelPermalink "/news" }}
 	<a class="makedeb-brand" href="/news">