various improvements#1785

Merged

Byron merged 3 commits intomainfrom

Jan 20, 2025

Commits on Jan 20, 2025

add `imara-diff::UnifiedDiffBuilder` as basis.
Byron
committed
feat: add `blob::UnifiedDiff` as Sink to build unified diffs.
Byron
committed
feat: add `Repository::big_file_threshold()` to easily learn what Git considers a big file.
Byron
committed