Hoist the inline '(max-width: 600px)' literal into SIDEBAR_COLLAPSE_BREAKPOINT_PX + SIDEBAR_COLLAPSE_MEDIA_QUERY in layout-constants, so the responsive collapse point is a single named source of truth instead of a magic string in the controller.
Hoist the inline '(max-width: 600px)' literal into SIDEBAR_COLLAPSE_BREAKPOINT_PX + SIDEBAR_COLLAPSE_MEDIA_QUERY in layout-constants, so the responsive collapse point is a single named source of truth instead of a magic string in the controller.