cachebusting and templating

templates/404.html

@@ -0,0 +1,24 @@
+{% extends "base.html" %}
+
+{% block title %}Download not found - transbeam{% endblock %}
+
+{% block head %}
+  <script src="js/download-landing.js?{{ cachebuster }}"></script>
+{% endblock %}
+
+{% block body %}
+  <div id="download" class="section">
+    <h3>The download code you entered wasn't found. The download may have expired.</h3>
+    <form id="download_form" action="download" method="get">
+      <div>
+        <label>
+          <input type="text" id="download_code_input" name="code" placeholder="Download code"/>
+        </label>
+      </div>
+      <input id="download_button" type="submit" value="Download"/>
+    </form>
+  </div>
+  <div class="section">
+    <a href="./"><h3>&lt; Back</h3></a>
+  </div>
+{% endblock %}