Bugfix template variable

Author: MGatner

src/Views/template.php

@@ -115,7 +115,9 @@
                 <td class="wrapper">
                   <table role="presentation" border="0" cellpadding="0" cellspacing="0">
                     <tr>
-<?= $main ?? '' ?>
+
+<?= $body ?? '' ?>
+
                     </tr>
                   </table>
                 </td>