A step-by-step guide to installing and configuring Claude Code on macOS, the way I use it. This isn't meant to be the definitive reference -- it's just my personal setup that's been working well for me. Things change fast, so if something looks off, check the official docs or let me know.
Based on this blogpost.
To sign Git commits, you need a gpg key. GPG stands for GNU Privacy Guard and is the de facto implementation of the OpenPGP message format. PGP stands for ‘Pretty Good Privacy’ and is a standard to sign and encrypt messages.
Install with Homebrew:
$ brew install gpg