fix: custom select2 init (#800)

Author: lukasvinclav

src/unfold/contrib/filters/forms.py

@@ -26,7 +26,7 @@ class DropdownForm(forms.Form):
     widget = UnfoldAdminSelectWidget(
         attrs={
             "data-theme": "admin-autocomplete",
-            "class": "admin-autocomplete",
+            "class": "unfold-admin-autocomplete admin-autocomplete",
         }
     )
     field = ChoiceField
@@ -38,7 +38,7 @@ def __init__(self, name, label, choices, multiple=False, *args, **kwargs):
             self.widget = UnfoldAdminSelectMultipleWidget(
                 attrs={
                     "data-theme": "admin-autocomplete",
-                    "class": "admin-autocomplete",
+                    "class": "unfold-admin-autocomplete admin-autocomplete",
                 }
             )
             self.field = MultipleChoiceField

src/unfold/static/unfold/js/select2.init.js

@@ -10,6 +10,6 @@
   };
 
   $(function () {
-    $(".admin-autocomplete").djangoCustomSelect2();
+    $(".unfold-admin-autocomplete.admin-autocomplete").djangoCustomSelect2();
   });
 }