PR #123: Freeze production candidate and bind AI Firm shadow contract

[Atlas2005]

Summary

• freezes the PR feat(evaluation): add full-A strategy and ML OOS ablation #121 equal-weight production candidate in a strict, digest-verified manifest
• keeps the validated non-LLM baseline as the production execution arm
• binds the seven-desk AI Firm in shadow_bound mode
• keeps cached/supplied AI evidence report-only and outside production identity
• adds a compact offline manifest builder from PR feat(evaluation): add full-A strategy and ML OOS ablation #121 and PR feat(evaluation): add DeepSeek multi-agent incremental ablation #122 evidence
• reuses the existing execution optimizer, daily paper loop, account runtime, ledger, fills, and reconciliation

Production candidate

• strategy: equal_weight_baseline
• production arm: non_llm_baseline
• AI Firm mode: shadow_bound
• multi-agent mode: seven_desk_committee_shadow

Important boundaries

• no live DeepSeek calls
• no continuous scheduling
• no broker integration
• no live orders
• no AI authority over allocation, orders, fills, account state, or reconciliation
• no profitability claim

Validation

• production-candidate tests: 11 collected
• focused suite: 260 passed
• full suite: 1619 passed
• git diff --check: passed
• no active_shadow occurrences in the PR PR #123: Freeze production candidate and bind AI Firm shadow contract #123 implementation