golang-spf13-cobra
samber/cc-skills-golang
A comprehensive skill for building robust Command Line Interface (CLI) applications in Go using the spf13/cobra library. This skill covers the entire lifecycle of a CLI, including defining command/subcommand trees, managing persistent and local flags, implementing complex argument validators, and utilizing the hook chain (PreRunE, RunE, etc.). It is essential for creating professional, Unix-native command-line tools.