Implement boilerplate search widget/page view

core/templates/window-content/main.html

@@ -1,9 +1,9 @@
-<p class="title">This is a demo panel</p>
+<p class="title">Common controls</p>
 
 <div class="buttons">
   <button
     hx-headers='{"X-CSRFToken": "{{ csrf_token }}"}'
-    hx-get="{% url 'modal' %}"
+    hx-get="{% url 'search' type='widget' %}"
     hx-trigger="click"
     hx-target="#modals-here"
     class="button is-info">
@@ -11,7 +11,7 @@
       <span class="icon">
         <i class="fa-solid fa-list"></i>
       </span>
-      <span>Open modal</span>
+      <span>Open search widget</span>
     </span>
   </button>
   <button