Rename custom wagtail_version to is_wagtail_version_gte

src/wagtailmedia/templates/wagtailmedia/media/_file_field_as_li.html

@@ -1,9 +1,9 @@
 {% load wagtailadmin_tags media_tags %}
 
-{% wagtail_version 6 1 as wagtail61 %}
+{% is_wagtail_version_gte 6 0 as wagtail60 %}
 
 <li class="{% if field.field.required %}required{% endif %} {{ wrapper_classes }} {{ li_classes }} {% if field.errors %}error{% endif %}">
-    {% if wagtail61 %}
+    {% if wagtail60 %}
         {% include "wagtailmedia/media/_file_field.html" %}
     {% else %}
         {% include "wagtailmedia/media/_file_field_legacy.html" %}

src/wagtailmedia/templates/wagtailmedia/media/_thumbnail_field_as_li.html

@@ -1,9 +1,9 @@
 {% load wagtailadmin_tags media_tags %}
 
-{% wagtail_version 6 1 as wagtail61 %}
+{% is_wagtail_version_gte 6 0 as wagtail60 %}
 
 <li class="{% if field.field.required %}required{% endif %} {{ wrapper_classes }} {{ li_classes }} {% if field.errors %}error{% endif %}">
-    {% if wagtail61 %}
+    {% if wagtail60 %}
         {% include "wagtailmedia/media/_thumbnail_field.html" %}
     {% else %}
         {% include "wagtailmedia/media/_thumbnail_field_legacy.html" %}

src/wagtailmedia/templates/wagtailmedia/media/edit.html

@@ -21,7 +21,7 @@
     {% block form_row %}
         <div class="row row-flush nice-padding">
 
-            {% wagtail_version 6 1 as wagtail61 %}
+            {% is_wagtail_version_gte 6 1 as wagtail61 %}
 
             <div class="col10 {% if not wagtail61 %}divider-after{% endif %}">
                 <form action="{% block action %}{% url 'wagtailmedia:edit' media.pk %}{% endblock %}" method="POST" enctype="multipart/form-data" novalidate>

src/wagtailmedia/templatetags/media_tags.py

@@ -6,5 +6,5 @@
 
 
 @register.simple_tag
-def wagtail_version(*version):
+def is_wagtail_version_gte(*version):
     return WAGTAIL_VERSION >= version