Update readme, changelog

.coveragerc

@@ -0,0 +1,18 @@
+[run]
+branch = True
+source = djangocms_snippet
+omit =
+    migrations/*
+    tests/*
+
+[report]
+exclude_lines =
+    pragma: no cover
+    def __repr__
+    if self.debug:
+    if settings.DEBUG
+    raise AssertionError
+    raise NotImplementedError
+    if 0:
+    if __name__ == .__main__.:
+ignore_errors = True

CHANGELOG.rst

@@ -5,13 +5,10 @@ Changelog
 Unreleased
 ==========
 
+* feat: Added universal support for django CMS 3 and 4
 * Drop support for Django < 3.2
 * Drop support for Python < 3.9
 
-3.1.1
-=====
-
-* fix: Removed tight django-treebeard restriction added when 4.5.0 contained breaking changes. The core CMS and django-treebeard have since been patched to resolve the issue.
 
 4.1.0 (2024-05-16)
 ==================
@@ -69,6 +66,11 @@ Unreleased
 * feat: djangocms-versioning support added, including model restructure and configuration
 * feat: django-cms v4.0.x support added
 
+3.1.1
+=====
+
+* fix: Removed tight django-treebeard restriction added when 4.5.0 contained breaking changes. The core CMS and django-treebeard have since been patched to resolve the issue.
+
 3.1.0 2022-09-01
 ================
 

README.rst

@@ -2,7 +2,7 @@
 django CMS Snippet
 ==================
 
-|pypi| |coverage| |python| |django| |djangocms|
+|pypi| |coverage| |python| |django| |djangocms| |django-cms4|
 
 
 **django CMS Snippet** provides a plugin for `django CMS <http://django-cms.org>`_
@@ -131,9 +131,11 @@ You can run tests by executing::
     :target: http://badge.fury.io/py/djangocms-snippet
 .. |coverage| image:: https://codecov.io/gh/django-cms/djangocms-snippet/branch/master/graph/badge.svg
     :target: https://codecov.io/gh/django-cms/djangocms-snippet
-.. |python| image:: https://img.shields.io/badge/python-3.5+-blue.svg
+.. |python| image:: https://img.shields.io/badge/python-3.9+-blue.svg
     :target: https://pypi.org/project/djangocms-snippet/
-.. |django| image:: https://img.shields.io/badge/django-2.2,%203.0,%203.1-blue.svg
+.. |django| image:: https://img.shields.io/badge/django-3.2+-blue.svg
     :target: https://www.djangoproject.com/
 .. |djangocms| image:: https://img.shields.io/badge/django%20CMS-3.7%2B-blue.svg
     :target: https://www.django-cms.org/
+.. |djangocms4| image:: https://img.shields.io/badge/django%20CMS-4-blue.svg
+    :target: https://www.django-cms.org/

src/djangocms_snippet/admin.py

@@ -21,10 +21,13 @@
 djangocms_versioning_enabled = getattr(settings, "DJANGOCMS_SNIPPET_VERSIONING_ENABLED", True)
 
 try:
-    from djangocms_versioning.admin import ExtendedVersionAdminMixin
+    try:
+        from djangocms_versioning.admin import ExtendedIndicatorVersionAdminMixin
+    except ImportError:
+        from djangocms_versioning.admin import ExtendedVersionAdminMixin as ExtendedIndicatorVersionAdminMixin
 
     if djangocms_versioning_enabled:
-        snippet_admin_classes.insert(0, ExtendedVersionAdminMixin)
+        snippet_admin_classes.insert(0, ExtendedIndicatorVersionAdminMixin)
 except ImportError:
     djangocms_versioning_enabled = False
 
@@ -40,7 +43,6 @@ class Media:
 
     list_display = ('name',)
     search_fields: ClassVar[list[str]] = ['name']
-    change_form_template = 'djangocms_snippet/admin/change_form.html'
     text_area_attrs: ClassVar[dict] = {
         'rows': 20,
         'data-editor': True,