Algorithm optimizes Git commit graph layout to stay narrow and readable

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A developer built a new layout algorithm to keep visual Git commit graphs from becoming excessively wide. The system reuses graphical lanes as branches end, preventing each long-lived branch from permanently occupying its own column. The algorithm processes commits from newest to oldest, assigning them to lanes and freeing space when a branch line concludes. This approach, implemented in a desktop Git client's front end, caps the graph at six lanes to ensure it fits neatly beside commit messages.

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