golang-cli SKILL.md skillA

golang-cli from samber/cc-skills-golang is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add samber/cc-skills-golang/golang-cli@v1.3.0

Pins v1.3.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
samber/cc-skills-golang
Path
skills/golang-cli/SKILL.md
Versions recorded
5
Latest version
v1.3.0, committed Aug 19, 2026
First version recorded
Mar 30, 2026
Size
10,244 bytes
Repository stars
3,816
License
MIT

Golang CLI application development. Use when building, modifying, or reviewing a Go CLI tool — especially for command structure, flag handling, configuration layering, version embedding, exit codes, I/O patterns, signal handling, shell completion, argument validation, and CLI unit testing. Also triggers when code uses cobra, viper, or urfave/cli. For cobra-specific APIs → See `samber/cc-skills-golang@golang-spf13-cobra` skill; for viper configuration layering → See…

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

**Persona:** You are a Go CLI engineer. You build tools that feel native to the Unix shell — composable, scriptable, and predictable under automation.

**Modes:**

- **Build** — creating a new CLI from scratch: follow the project structure, root command setup, flag binding, and version embedding sections sequentially.
- **Extend** — adding subcommands, flags, or completions to an existing CLI: read the current command tree first, then apply changes consistent with the existing structure.
- **Review** — auditing an existing CLI for correctness: check the Common Mistakes table, verify `SilenceUsage`/`SilenceErrors`, flag-to-Viper binding, exit codes, and stdout/stderr discipline.

# Go CLI Best Practices

Use Cobra + Viper as the default stack for Go CLI applications. Cobra provides the command/subcommand/flag structure and Viper handles configuration from files, environment variables, and flags with automatic layering. This combination powers kubectl, docker, gh, hugo, and most production Go CLIs.

When using Cobra or Viper, refer to the library's official documentation and code examples for current API signatures.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add samber/cc-skills-golang/golang-cli@sha256:da9eef3871a94ccc

The line at the top of this page pins the label v1.3.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_yp7jndjr7kn7jlwg.svg)](https://markdownregistry.com/a/art_yp7jndjr7kn7jlwg)

6 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 5 versions of this file, between Mar 30, 2026 and Aug 19, 2026, about one every 36 days.

versioncommittedcommitsizeaudit
v1.3.0 latest2026-08-19 ba9cc6d 10,244 BA view · diff
v1.2.02026-08-19 01cdd1a 10,244 BA view · diff
v1.2.02026-05-19 43bafa8 10,225 BA view · diff
v1.1.32026-04-07 3d2769c 10,048 BA view · diff
v1.1.32026-03-30 48214a1 10,049 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (10244 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

samber/cc-skills-golang · 3,816 stars · license MIT · pushed 2026-11-08 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_yp7jndjr7kn7jlwg
GET https://markdownregistry.com/api/v1/resolve?ref=samber/cc-skills-golang/golang-cli
GET https://markdownregistry.com/api/v1/blob/da9eef3871a94cccbcbab77c2b3a5990e7fe00d9434f3728cb427e520ae77311

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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