Fix article editor

app/templates/tickets/detail.html

@@ -239,8 +239,25 @@
       <div class="card-body p-2">
         {% for h in history %}
         <div class="history-item">
-          <strong>{{ h.field_name.replace('_',' ').title() }}</strong>
-          changed from <em>{{ h.old_value or '—' }}</em> to <em>{{ h.new_value or '—' }}</em>
+          {# ── Field label ── #}
+          {% if h.field_name == 'assigned_to' %}
+            <strong>Assigned To</strong>
+          {% elif h.field_name == 'status' %}
+            <strong>Status</strong>
+          {% elif h.field_name == 'priority' %}
+            <strong>Priority</strong>
+          {% else %}
+            <strong>{{ h.field_name.replace('_',' ').title() }}</strong>
+          {% endif %}
+
+          {# ── Values — format status/priority nicely; keep others as-is ── #}
+          {% set old = h.old_value or 'Unassigned' %}
+          {% set new = h.new_value or 'Unassigned' %}
+          {% if h.field_name in ('status', 'priority') %}
+            {% set old = old.replace('_',' ').title() %}
+            {% set new = new.replace('_',' ').title() %}
+          {% endif %}
+          changed from <em>{{ old }}</em> to <em>{{ new }}</em>
           <br>
           <span style="font-size:10px;">by {{ h.changer.full_name }} · {{ h.changed_at.strftime('%b %d %H:%M') }}</span>
         </div>