Security audit findings: - 0 P1 vulnerabilities found - 3 P2 issues: error messages, DB auto-modification, sold seats detection - 1 P3 issue: field size limit Reports: - reviews/SecurityEngineer-GHOST_SPEC_SECURITY.md - reviews/council-ghost-spec-summary.md Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>