<form id="form_to_watch" action="{{action|e}}" method="POST">
<h3>edit task</h3>
<input type="hidden" name="id" value="{{ task.id_ }}" />
+<input type="hidden" name="referer" value="{{ referer }}" />
<table>
<tr><th>title</th><td class="input"><input name="title" type="text" value="{{ task.title|e }}" /><details><summary>history</summary><ul>{% for k,v in task.title_history.items() | sort(attribute='0', reverse=True) %}<li>{{ k }}: {{ v|e }}{% endfor %}</ul></details></td></tr>
<tr><th>default effort</th><td class="input"><input type="number" name="default_effort" value="{{ task.default_effort }}" step=0.1 size=8 required /><details><summary>history</summary><ul>{% for k,v in task.default_effort_history.items() | sort(attribute='0', reverse=True) %}<li>{{ k }}: {{ v|e }}{% endfor %}</ul></details></td></tr>