nw-deployment-strategies

包含回滚、风险评估与部署前后验证的操作与流程指导。

帮你把上线风险降到最低，提供上线前后的验证清单、回滚步骤和应急方案，能在部署时或写回滚计划时用到。侧重可操作的验证项和风险评估，告诉你哪些检查必须通过、回滚怎么做、以及失败后的补救步骤。不是讲部署模式的理论（像 canary、blue‑green），而是把运维流程做成可执行的操作手册。

# Deployment Strategies — Rollback, Risk, and Validation

For deployment strategy patterns (canary, blue-green, rolling, progressive delivery), see `cicd-and-deployment` skill. This skill focuses on operational concerns: validation, rollback, risk, and post-deployment.

## Pre-Deployment Validation

Before any deployment, validate:
- Deployment scripts tested in staging | Database migrations tested with rollback scripts
- Configuration management consistent across environments | Health checks and service discovery configured
- Monitoring and alerting systems prepared | Backup and disaster recovery procedures validated

## Rollback Procedures

### Design Rollback First
Every deployment plan s