zsh problem: compinit:503: no such file or directory: /usr/local/share/zsh/site-functions/_brew
[oh-my-zsh]  Solution:

## zsh problem: compinit:503: no such file or directory: /usr/local/share/zsh/site-functions/_brew

Solution:

```zsh
sudo ln -fsv /opt/homebrew/completions/zsh/_brew /usr/local/share/zsh/site-functions/_brew

brew cleanup && source ~/.zshrc
```

Then it was solved.