Cherrypick/application shell#1

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soyboyscout wants to merge 6 commits intomainfrom

cherrypick/application-shell

Commits on Mar 15, 2026

Commits on Mar 16, 2026

Integrate CherryPick backend crates and wire UI to real git data
soyboyscout
committed

Commits on Apr 5, 2026

Integrate commit graph into CherryPick sidebar via Zed's native GitGraph
soyboyscout
committed

Commits on May 4, 2026

Merge upstream/main into cherrypick/application-shell
soyboyscout
committed