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Summary

Implements comprehensive setup documentation for development CLI tools as requested in #6.

Changes

New Documentation

  • CLI_TOOLS_SETUP.md - Complete installation and configuration guide including:
    • Claude Code (Anthropic official CLI) setup instructions
    • GPT Codex CLI and OpenAI CLI tools installation
    • GitHub Copilot CLI integration guide
    • Environment configuration and API key management
    • OS-specific instructions for macOS, Linux, and Windows
    • Troubleshooting guide and best practices
    • Verification scripts and debug configurations

Updated Files

  • README.md - Added CLI Tools Setup section with link to detailed guide
  • INSTALLATION.md - Added reference to CLI tools documentation
  • exports.zsh - Added environment variables for CLI tools configuration

Features

Installation Guides

  • Step-by-step instructions for each CLI tool
  • Multiple installation methods (Homebrew, npm, pip, etc.)
  • Prerequisites and dependency management
  • Platform-specific considerations

Configuration

  • API key management strategies
  • Secure storage options (1Password, macOS Keychain, .env files)
  • Shell configuration examples
  • IDE integration tips

Developer Experience

  • Verification script to check installations
  • Common troubleshooting solutions
  • Performance optimization tips
  • Security best practices

Testing

The documentation includes:

  • Verification scripts to test installations
  • Example commands for each tool
  • Debug mode instructions
  • Troubleshooting for common issues

Resolves

Closes #6

Type of Change

  • Documentation update
  • Enhancement (non-breaking change which adds functionality)

Resolves #6 - Enhanced setup documentation for development CLI tools

- Created CLI_TOOLS_SETUP.md with detailed installation guides for:
  * Claude Code (Anthropic official CLI)
  * GPT Codex CLI and OpenAI CLI tools
  * GitHub Copilot CLI integration
  * Environment configuration and API key management
  * OS-specific installation instructions (macOS, Linux, Windows)
  * Troubleshooting and best practices

- Updated README.md with new CLI Tools Setup section
- Enhanced INSTALLATION.md with reference to CLI tools guide
- Added CLI tools environment variables to exports.zsh
- Included secure API key storage methods
- Added verification scripts and debug configurations

This comprehensive guide streamlines developer onboarding and reduces support requests by providing clear, step-by-step instructions for all major development CLI tools.
- Added proper Codex CLI installation via Homebrew (brew tap openai/tap)
- Included Codex CLI configuration and initialization steps
- Added Codex usage examples and aliases (cdx, cdx-fix, cdx-explain)
- Updated verification script to check Codex installation
- Added CODEX_MODEL environment variable to exports.zsh
- Prioritized Homebrew installation over npm as requested
- Added reference to official documentation at developers.openai.com/codex/cli/
@iamgerwin iamgerwin self-assigned this Sep 13, 2025
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Enhancement Request: Setup GPT Codex CLI and Claude Code

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