macOS Setup

Back to Day 0

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Terminal

Open Terminal (press Cmd + Space, type "Terminal", hit Enter).

Homebrew

Check if Homebrew is already installed:

brew --version

If you get "command not found", install Homebrew first:

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

Install Claude Code

brew install --cask claude-code

Verify

claude --version

Next Step

Head back to Day 0 for authentication setup.