Sub-ticket of MARS-372 Fleet curated-knowledge-file + prune-arrow adoption: repo-visible SSOT digest .md (coder/db/audit/pm all edit+prune) as the reviewed distillation on top of auto-memory ON; raw memory captured then distilled into the .md, prune superseded. Decoupled from the solo agent (adopt regardless). 4-PM unanimous brainstorm bs-mr3bt2c0vgy. Mars=reference (solo-mars-cc.md already this shape). Scope: standing digest+prune discipline, mirror to venus/pluto/ayudarg. · mars