Configuration Files in the MarketingSkills Project: A Complete Guide

Yes, the MarketingSkills repository contains multiple configuration files that govern CI/CD pipelines, Claude Code integration, and contribution workflows across the repository.

The MarketingSkills project by coreyhaines31 relies on a structured configuration layer to manage build validation, plugin manifests, and collaborative development. These configuration files in the marketingskills project span GitHub Actions workflows, Claude Code plugin definitions, and version management systems. Together, they form the backbone that enables automated testing, marketplace publishing, and standardized contributions.

GitHub Actions Workflow Configuration

The repository automates validation and publishing through GitHub Actions workflows stored in .github/workflows/.

The .github/workflows/validate-skill.yml file defines the CI pipeline that validates skills and ensures each skill's front-matter complies with the Agent Skills specification. This workflow runs the validate-skills.sh script on every push and pull request.

The .github/workflows/sync-skills.yml file handles the continuous deployment side, publishing updated skills to the Claude marketplace after a successful merge to the main branch.

You can execute the same validation checks locally that the CI runs:

# Executes the same checks that the GitHub Action runs

bash validate-skills.sh

To add a new workflow, create a YAML file in .github/workflows/ following this structure:

name: Lint Skill
on: [push, pull_request]

jobs:
  lint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Run ESLint on CLI tools
        run: |
          find tools/clis -name '*.js' -exec node --check {} +

Claude Code Plugin Manifests

The .claude-plugin/ directory contains JSON configuration files that expose the skill catalog to Claude Code, allowing end-users to install the entire collection with a single command.

The plugin.json file serves as the entry point for Claude Code to load the plugin. It defines the plugin metadata and entry points required by the Claude runtime.

The marketplace.json file registers the whole skill catalog with Claude's marketplace. This file describes the plugin display name, version, and available skills.

To extend the Claude Code marketplace configuration, update the marketplace.json file:

{
  "name": "marketingskills",
  "displayName": "Marketing Skills",
  "description": "A catalog of AI‑agent marketing skills.",
  "version": "1.0.0",
  "plugins": [
    {
      "id": "marketing-skills",
      "path": "./.claude-plugin/plugin.json"
    }
  ]
}

Save changes to .claude-plugin/marketplace.json and push them—Claude will pick up the new version automatically.

Repository Governance and Git Configuration

Beyond CI and plugin manifests, the repository includes several governance files that standardize contributions and repository hygiene.

The .gitignore file prevents secret files, build artifacts, and node_modules directories from being committed to version control.

The .github/FUNDING.yml file declares where the project's sponsorship information lives, displaying sponsorship links on the repository page.

The .github/ISSUE_TEMPLATE/skill-request.yml file provides a ready-made form for contributors to request new skills, standardizing how contributors propose additions to the catalog.

The CONTRIBUTING.md file explains how contributors should format new skills and run the validator locally, ensuring consistent submission quality.

Skill Version Management and Tool Registry

The repository tracks skill versions and CLI tools through dedicated registry files.

The VERSIONS.md file stores the current version numbers of each skill. According to the source code, this file is read at runtime to decide whether to prompt the user about available skill updates (see the "Skills update notification" section in AGENTS.md).

You can read the skill-version list programmatically from scripts:

import fs from 'fs';
import path from 'path';

const versionsPath = path.join(import.meta.dir, '..', 'VERSIONS.md');
const versions = fs.readFileSync(versionsPath, 'utf8');
console.log('Current skill versions:\n', versions);

The tools/REGISTRY.md file serves as a central catalogue of all zero-dependency CLI tools that the repository ships, providing a manifest of available command-line utilities.

Summary

• The MarketingSkills repository uses .github/workflows/validate-skill.yml and sync-skills.yml to automate CI/CD pipelines for skill validation and marketplace publishing.
• Claude Code integration relies on .claude-plugin/plugin.json and marketplace.json to expose the skill catalog to AI agents.
• Repository governance is handled via .gitignore, CONTRIBUTING.md, .github/FUNDING.yml, and issue templates that standardize contributions.
• Version tracking occurs in VERSIONS.md, which the runtime checks to notify users of available updates.
• Tool management is centralized in tools/REGISTRY.md, cataloging all zero-dependency CLI utilities.

Frequently Asked Questions

What does the validate-skill.yml workflow do?

The .github/workflows/validate-skill.yml file defines a CI pipeline that runs the validate-skills.sh script on every push and pull request. This workflow ensures each skill's front-matter complies with the Agent Skills specification before code reaches the main branch.

How does Claude Code integrate with the MarketingSkills repository?

Claude Code integrates through the .claude-plugin/ directory, specifically reading plugin.json as the entry point and marketplace.json to discover available skills. These configuration files allow users to install the entire MarketingSkills collection with a single command in Claude Code.

Where does the MarketingSkills project store version information?

The repository stores skill version numbers in VERSIONS.md at the repository root. The runtime reads this file to check whether local skills are outdated and prompts users about available updates according to the logic documented in AGENTS.md.

What configuration file should I edit to propose a new skill?

To propose a new skill, use the .github/ISSUE_TEMPLATE/skill-request.yml template, which provides a structured form for contributors. Additionally, consult CONTRIBUTING.md for guidelines on formatting new skills and running the validate-skills.sh script locally before submitting.

{
  "mcpServers": {
    "instagit": {
      "command": "npx",
      "args": ["-y", "instagit@latest"]
    }
  }
}