build

lib: optimize common prefix computation of two hex strings #23

Job	Run time
Build jj-lib without Git support	45s
cargo-deny (advisories)	26s
cargo-deny (bans licenses sources)	27s
Check protos	27s
Clippy check	2m 32s
Check that MkDocs can build the docs	30s
Check formatting	16s
Check that MkDocs can build the docs with Poetry 1.8	23s
build (ubuntu-latest)	4m 29s
build (macos-13)	5m 5s
build (macos-14)	3m 23s
build (windows-latest)	8m 33s
build (ubuntu-latest, --all-features)	5m 18s
	32m 34s

Provide feedback