iSydney v5.7 · Rule Engine / Better Observation
Learn once → check better next time.
HI-promoted Lesson Passports can now become advisory observation rules. Rules run before interpretation or promotion; they do not alter source records.
Promoted Lesson→Advisory Rule→Observation Preflight→Safer Candidate
Learning Engine · Observation Guard · Universal Explorer · Colleague Beta
Governance boundary
Rule ≠ truth and warning ≠ rejection. A v5.7 rule is an advisory preflight derived from an explicitly HI-promoted lesson. It may ask for taxonomy, retrieval, evidence or experiment checks, but canonical graph changes remain governed actions.