OptionalcolumnsColumn track definitions. Reuses TableColumnSizing (fixed/auto/flex modes).
OptionalframeHow the zone field behaves at page boundaries.
move-whole preserves the shipped V1 behavior.
continue is reserved for future page-framed zone continuation.
OptionalgapGap between columns in points. Defaults to 0.
OptionalworldAuthored world behavior for this zone field.
fixed is the conservative default.
Layout options for a
zone-mapelement. Column widths are resolved viasolveTrackSizing(same solver as tables).