terraform-expert

Apply Terraform changes to infrastructure

Format Terraform configuration files

Import existing infrastructure into Terraform state

Initialize Terraform workspace with backend configuration

Generate and review Terraform execution plan

Complete Terraform and OpenTofu expertise system for all cloud providers with 2025 features. PROACTIVELY activate for ANY Terraform task including infrastructure design, code generation, debugging, version management (1.10-1.14+), multi-environment architectures, CI/CD integration, AWS Provider 6.0 GA, AzureRM 4.x, ephemeral values, write-only arguments, Terraform Stacks, policy-as-code, state management, OpenTofu migration, and Git Bash/MINGW path conversion. Expert in Azure, AWS, GCP, and community providers. Provides: module scaffolds, state-migration playbooks, version-aware syntax, multi-env layouts (workspaces/Stacks), policy-as-code (Sentinel/OPA), debugging recipes, and CI/CD pipeline templates.

OpenTofu (Terraform open-source fork) guide and migration. PROACTIVELY activate for: (1) OpenTofu installation and tofu CLI usage, (2) migrating from Terraform CLI to OpenTofu, (3) provider compatibility between Terraform and OpenTofu, (4) state file compatibility, (5) OpenTofu-specific features (encrypted state, dynamic provider config), (6) Terraform Registry vs OpenTofu Registry, (7) CI/CD with OpenTofu (GitHub Actions, Azure DevOps), (8) HashiCorp BSL license vs OpenTofu MPL, (9) using OpenTofu with Terragrunt. Provides: migration checklist, CLI command mapping, encrypted state setup, registry comparison, and CI YAML templates.

Terraform task patterns — common workflows and pipeline steps. PROACTIVELY activate for: (1) terraform init/plan/apply/destroy workflows, (2) terraform fmt and validate in CI, (3) workspace management (terraform workspace), (4) remote state backends (Azure Storage, S3, Terraform Cloud), (5) state locking and DynamoDB locks, (6) terraform import for existing resources, (7) terraform refresh and drift detection, (8) -target and -replace use cases, (9) version pinning (required_version, required_providers), (10) tfvars file conventions for environments. Provides: workflow templates, backend configuration examples, state-locking setup, import recipes, and CI pipeline patterns.