Changes up to # 6c3dbe2018e0 touching crates/oxy-core/src/repo/fsck.rs · 14
See as swimlanes (independent work side by side)
Readers never wait: one head per handle, retry on a miss, retire before deleting
carried-not-removeddoctor-trustmerge-remote-bookmarkpaths-for-resolutions-and-amendshow-stat