Working version of DataGridColumnsManager.py where columns can be updated

src/myfasthtml/controls/helpers.py

@@ -1,4 +1,3 @@
-from fastcore.xml import FT
 from fasthtml.components import *
 
 from myfasthtml.core.bindings import Binding
@@ -104,7 +103,7 @@ class mk:
             command: Command | CommandTemplate = None,
             binding: Binding = None,
             **kwargs):
-    merged_cls = merge_classes("flex truncate items-center", cls, kwargs)
+    merged_cls = merge_classes("flex truncate items-center", "mf-button" if command else None, cls, kwargs)
     icon_part = Span(icon, cls=f"mf-icon-{mk.convert_size(size)} mr-1") if icon else None
     text_part = Span(text, cls=f"text-{size}")
     return mk.mk(Label(icon_part, text_part, cls=merged_cls, **kwargs), command=command, binding=binding)