# OPS06-BP03: Use safe deployment strategies

## Description

Sử dụng blue-green, canary, rolling deployments.

## Implementation Guidance

- Choose strategy based on risk tolerance
- Blue-green for zero-downtime deployments
- Canary for gradual rollout with monitoring
- Feature flags for dark launches
- Automated traffic shifting based on metrics

## Risk Level

Medium - Risky deployment strategies cause wide-impact failures.
