~jaro/balkon

ref: 4415c30c05dab911c592dfcbcfed8d3b46b8d87c balkon/src/Data/Text/ParagraphLayout/Internal/Tree.hs -rw-r--r-- 2.9 KiB 
Store direction in ResolvedBox.

Use ResolvedBox when flattening trees.

Define tree for structuring paragraph content.