feat(mosaic): P5 — overlay composer (compose-contract + *.local overlays) (#605)
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Co-authored-by: Jason Woltje <jason@diversecanvas.com>
Co-committed-by: Jason Woltje <jason@diversecanvas.com>
This commit was merged in pull request #605.
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2026-06-22 02:16:05 +00:00
committed by jason.woltje
parent c8b2dab0ca
commit 23343bb7f0
6 changed files with 274 additions and 45 deletions

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@@ -45,3 +45,9 @@ Active workstream is **W1 — Federation v1**. Workers should:
- Status: PR open, awaiting maintainer merge ratification (fleet-governing change).
- Cut always-injected contract AGENTS+TOOLS+RUNTIME 8,827→4,122 tok (53%); all 12 hard gates intact.
- Validation: deterministic gate-checklist PASS; headless A/B thin 7/9 vs monolith 5/9. Detail: scratchpads/contract-thin-core.md.
## P5 — Overlay composer + cross-harness (#604) — feat/p5-overlay-composer
- Status: in progress. R7 (compose-contract) + R8 (cross-harness) + R9 (composer test).
- `composeContract({harness, mosaicHome})` pure fn + `.local` overlay deltas-by-value; `mosaic compose-contract <harness>` command; AGENTS bare-launch nudge; composer spec (per-tier anchor + Tier-3 byte-equality). Detail: scratchpads/p5-overlay-composer.md.
- Defer to P6: CONTRIBUTING.md + compliance matrix; line-count CI ceiling; aiguide; alpha tag.