Hide the cancel button and add title/subtitle to notification page

core/templates/window-content/object-form.html

@@ -1,5 +1,10 @@
 {% include 'partials/notify.html' %}
-
+{% if page_title is not None %}
+  <h1 class="title is-4">{{ page_title }}</h1>
+{% endif %}
+{% if page_subtitle is not None %}
+  <h1 class="subtitle">{{ page_subtitle }}</h1>
+{% endif %}
 {% load crispy_forms_tags %}
 
 {% load crispy_forms_bulma_field %}
@@ -10,11 +15,13 @@
   hx-swap="innerHTML">
   {% csrf_token %}
   {{ form|crispy }}
-  <button
-    type="button"
-    class="button is-light modal-close-button">
-    Cancel
-  </button>
+  {% if hide_cancel is not True %}
+    <button
+      type="button"
+      class="button is-light modal-close-button">
+      Cancel
+    </button>
+  {% endif %}
   <button type="submit" class="button modal-close-button">Submit</button>
 </form>