openspec/changes/archive/2026-09-10-add-cartridge-model/steer.md
steer add-cartridge-model
When. 2026-09-10 Depth. standard
Decided
- cartridge vs mode: named modes are factory presets (a bag of carts). Operator may unslot/slot from a preset. (user)
- exclusive vs knapsack: knapsack on measured costs; exclusive tags only for physics already decided (klein↔27B, SAM2↔Maxine at 4K). (user)
- envelope: seat/bounce is the live brick; T4000 is a second scale, not a seated lie. (user)
- glass home: control row of
/bay— recorded on aicam-cart.4, not this node. (user)
Skipped
- none
Auto
- capability ADD
cartridge-runtimein this repo; MODELS.md not forked - kind: model | plugin
- always-on encode+SLAM reserved
- drop AI, never record
Feeds change
Catalog of cartridges with per-box costs and exclusive tags. Modes are preset arrays. Pack target is an envelope id. This change does not implement the packer or the slot board.