Agentic security remediation, end-to-end

SEC-1745 · critical SQL injection in OrderRepository

Day 8 of Sprint 7. Alice has one ticket waiting for her final approval. Every screen points toward — or follows from — this single decision. The story enters at #07 Intake, reaches its crux at #19 Approval modal, and closes with the success toast at #21. Bordered cards below mark the 13 screens where SEC-1745 appears directly.