Restrict deletion of default package

web/templates/admin/list_packages.html

@@ -75,6 +75,7 @@ sort-bandwidth="<?=$data[$key]['U_BANDWIDTH']?>" sort-disk="<?=$data[$key]['U_DI
                       <div class="actions-panel clearfix">
                         <div class="actions-panel__col actions-panel__edit shortcut-enter" key-action="href"><a href="/edit/package/?package=<?=$key?>&token=<?=$_SESSION['token']?>" title="<?=_('Editing Package')?>"><i class="fas fa-pencil-alt status-icon orange status-icon dim"></i></a></div>
                         <div class="actions-panel__col actions-panel__edit" key-action="href"><a href="/copy/package/?package=<?=$key?>&token=<?=$_SESSION['token']?>" title="<?=_('Copy')?>"><i class="fas fa-clone status-icon teal status-icon dim"></i></a></div>
+                        <?php if ($key !== "default") {?>
                         <div class="actions-panel__col actions-panel__delete shortcut-delete" key-action="js">
                           <a id="delete_link_<?=$i?>" class="data-controls do_delete" title="<?=_('Delete')?>">
                             <i class="fas fa-trash status-icon red status-icon dim do_delete"></i>
@@ -84,6 +85,7 @@ sort-bandwidth="<?=$data[$key]['U_BANDWIDTH']?>" sort-disk="<?=$data[$key]['U_DI
                             </div>
                           </a>
                         </div>
+                        <? } ?>
                       </div>
                     </div>
             </div>