b25e074e1d
Implements Phase 4 of v0.1 Foundation: - internal/store/migrations/0003_audit_log.sql: audit_log table with indexes - internal/store/audit_repo.go: AuditRepo (Append + List) - internal/store/audit_repo_test.go: 2 tests for audit persistence - internal/engine/audit.go: Audit wrapper that persists to SQLite AND logs via slog - internal/cli/audit.go: orca audit list command (text + JSON) - Registry now records every join/leave/forget with actor/action/resource/result Verified: audit entries persist across restarts, JSON output includes metadata, node operations emit audit records. All tests pass with -race. ---ci--- project: orca phase: 4 milestone: v0.1 status: execute req_covered: - REQ-005 - REQ-006 - REQ-008 - REQ-017 - REQ-018 ---/ci---