cloudformation

When to use this skill

Use this skill whenever the user wants to:

• Write or debug CloudFormation templates (YAML/JSON)
• Create and manage AWS resources (EC2, S3, RDS, Lambda, etc.)
• Configure CloudFormation stacks, nested stacks, or stack sets
• Implement infrastructure automation with CloudFormation best practices
• Use cross-stack references with Export/ImportValue

How to use this skill

Workflow

1. Define template — write YAML with Parameters, Resources, and Outputs
2. Create change set — preview changes before applying
3. Deploy stack — create or update the stack
4. Validate — check stack events and outputs

Quick Start Example