Execution Decoupling + Rollout Governance - Acceptance Summary

Date: 2026-04-09

1) Scope Executed

Added decoupled compatibility runtime module:
- dragon_execution_runtime.py
DragonRuleEngine.run(...) now delegates to runtime module (behavior-preserving intent).
Added rollout governance modules:
- dragon_rollout_governance.py
- dragon_rollout_governance_check.py
Integrated rollout checker into forward pipeline:
- dragon_forward_observation_pipeline.py

2) Guardrails

RC1 golden baseline rerun completed.
Core hashes unchanged:
- events: 8965d1b539a998d7d0aff04432aa2a47cf30ee40df013b9d8b7eb66a3d50a331
- trades: 1298be56b0898266b0b854d62a979c00c20b01629393c82bb8c804faf852cb97
RC1 summary unchanged:
- trade_count = 91
- event_count = 272
- win_rate = 52.75%
- avg_return = 3.42%
Rule attribution audit remains clean:
- dragon_rule_layer_attribution.md reports no unknown reason mapping.

3) Tests

Added:
- tests/test_rollout_governance.py
Validation:
- py -3 -m unittest discover -s tests -v
- result: 17 tests passed (OK).

4) Pipeline Smoke

py -3 dragon_daily_signal_pipeline.py succeeded.
py -3 dragon_forward_observation_pipeline.py succeeded.

5) New Governance Artifacts

dragon_rollout_state.json
dragon_rollout_governance_snapshot.csv
dragon_rollout_governance_report.md
dragon_rollout_rollback_runbook.md

Latest decision snapshot after smoke run:

decision: FORWARD_OK
active_branch: alpha_first_glued_refined_hot_cap
fallback_branch: alpha_first_selective_veto