install new mac install vscode https://code.visualstudio.com cmd-shift-p "install code to command path" install homebrew https://brew.sh install github cli brew install gh ssh github access https://docs.github.com/en/authentication/connecting-to-github-with-ssh ssh-keygen -t rsa -b 4096 -C "[email protected]" ssh-add -K ~/.ssh/id_rsa add ssh key to github