Subject of the issue

Setting minW property for a grid doesn't work, it still using default 768 breakpoint to wrap in one column.

Your environment

gridstack version 5.0.0
browser Chrome 96

Steps to reproduce

demo: https://jsfiddle.net/dvenediktova/bjwzf8d0/7/

Expected behavior

minW property sets the width for one column mode

Actual behavior

minW property has no effect, grid wraps to one column on 768px