Refactor leave deletion form to prevent default HTMX swap behavior

djangorota/djangorota/templates/rota/partials/leave_list.html

@@ -4,7 +4,10 @@
     {% for l in leaves %}
       <li data-start="{{ l.start_date|date:'Y-m-d' }}" data-end="{{ l.end_date|date:'Y-m-d' }}">
         <span class="leave-range">{{ l.start_date }} → {{ l.end_date }}</span>{% if l.reason %} <em>({{ l.reason }})</em>{% endif %}
-        <form method="post" hx-post="{% url 'rota:leave_delete' l.id %}" hx-target="#leave-list" hx-swap="outerHTML" style="display:inline;margin-left:0.5rem">
+     <!-- Rely on the server to return an out-of-band (OOB) swap that updates
+       the #leave-list. Prevent htmx from attempting the main swap by
+       disabling the default swap for this request. -->
+     <form method="post" hx-post="{% url 'rota:leave_delete' l.id %}" hx-swap="none" style="display:inline;margin-left:0.5rem">
           {% csrf_token %}
           {% if token %}<input type="hidden" name="token" value="{{ token }}">{% endif %}
           <button class="button is-small is-danger" type="submit" onclick="return confirm('Delete this leave request?');">Delete</button>