feat: Complete Aphoria Phase 14 - Governance Workflows
Implement structured approval workflows for pattern promotion with full
audit trails for SOC 2 compliance.
Core Components:
- governance/types.rs: ApprovalRequest, ApprovalStatus, ApprovalDecision
- governance/workflow.rs: ApprovalWorkflow, ApprovalStage with escalation
- governance/store.rs: JSONL persistence for requests and decisions
- governance/state_machine.rs: Approval state transitions with auto-advance
- governance/audit.rs: AuditTrail with JSON/CSV/Markdown export
CLI Commands:
- aphoria governance pending/approve/reject/escalate/status/create
- aphoria audit trail/export/summary
Integration:
- Pipeline gate blocks promotion until governance approval
- Auto-creates approval requests when governance enabled
- Evidence-based auto-approval for high-confidence patterns
Also includes:
- Phase 11-13: Evidence, Lifecycle, Scope modules
- 62+ governance-specific tests (946 total passing)
- Clippy clean with -D warnings
- Refactored cli.rs into submodules (governance, lifecycle, scope, etc.)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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