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Case Studies

Every earlier section teaches one concept at a time. These case studies put several together the way a real production task actually requires — with a failure scenario and its fix included, not just the happy path.

Full Case Studies

  1. Rolling Nginx Deployment — serial, handlers, and a canary rollout across 10 servers
  2. Multi-Environment Inventory — dev/staging/production isolation done correctly

Scoped Case Studies

  1. Linux Server Hardening
  2. User and SSH Access
  3. Vault Secrets Case Study
  4. Dynamic Inventory Case Study
  5. API Automation with URI

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