GitHub Actions Validator

Overview

Validate and test GitHub Actions workflows, custom actions, and public actions using industry-standard tools (actionlint and act). This skill provides comprehensive validation including syntax checking, static analysis, local workflow execution testing, and action verification with version-aware documentation lookup.

Trigger Phrases

Use this skill when the request includes phrases like:

• "validate this GitHub Actions workflow"
• "check my .github/workflows/*.yml file"
• "debug actionlint errors"
• "test this workflow locally with act"
• "verify GitHub Action versions or deprecations"

When to Use This Skill