Automation — From Manual to Infrastructure as Code

Managing one server manually is feasible. Managing fifty is not. This category documents the automation stack — from Ansible playbooks to Terraform infrastructure provisioning and GitOps workflows.

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What this category covers

Topic	Status
Ansible — inventory, ad-hoc, playbooks	✅
Ansible roles — nginx, mariadb, php	✅
Idempotence — changed vs ok	✅
Ansible variables and Jinja2 templates	⏸
Ansible handlers	⏸
Ansible Vault — encrypted secrets	⏸
Terraform — providers, state, modules	⬜
GitOps with ArgoCD / Flux	⬜

Posts in this category cover Module 08 — Ansible, Module 13 — Terraform and Module 28 — GitOps of the roadmap.