AIRA-61: Event Logging and Audit System

[learn-design-develop]

👤 User Story

As the system, I need event logging for tracking all API and system activities.

🎯 Rationale

Supports debugging and compliance.

✅ Acceptance Criteria

• Create aira/services/event_logger.py with structured JSON logging
• API middleware for audit logs (DB persistence)
• Query interface for audit logs
• Log retention policies
• Correlation-ID propagation

📋 Metadata

• Status: MVP

• Category: Observability

• Week: Week 5

• Complexity: Low

• Critical Path: No

• Dependencies: AIRA-16, AIRA-12

---

Original Ticket: #61
Phase 1 MVP Tracking Issue