Setting up gpg to automatically sign commits without prompting for password

1. Install GPGTools - https://gpgtools.org/

2. Transfer old or create new GPG keys

3. Configure git to look for these

   git config --global gpg.program /usr/local/MacGPG2/bin/gpg2
   git config --global commit.gpgsign true
   

4. Add this to ~/.gnupg/gpg-agent.conf

   pinentry-program /usr/local/MacGPG2/libexec/pinentry-mac.app/Contents/MacOS/pinentry-mac
   

5. Add this to ~/.gnupg/gpg.conf

   no-tty