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Phase 6 (Lab 05 Database & RDS): - 06-SUMMARY.md: Complete lab summary (90 min, 17 files) Lab 05 integrates ALL previous concepts: - Lab 01: Non-root containers (INF-01) ✓ - Lab 02: Private networks (INF-02) ✓ - Lab 03: Resource limits (INF-03) ✓ - Lab 04: Named volumes (INF-04) ✓ Key features: - PostgreSQL in private network → RDS in VPC - Named volume → EBS volume - Resource limits → DB instance class - Complete Diátaxis documentation ROADMAP: Updated to reflect Phase 6 completion Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>