OXYGENHUB

Changes up to # 50928fab5ffc touching crates/hub/src/history_scan.rs · 2

See as swimlanes (independent work side by side)

Drops: per-user gists, each a small hidden Oxygen repository (#279)
Andy McCall via agent:claude@andymccall agent ·
◈ 166f6e9bf4f1
Secret scanning: scan existing history, remove an allowed fingerprint
Andy McCall via agent:claude@andymccall agent ·
◈ cb7b3cd45dc0