In order to build the latest development version of Emacs with native compilation for a speed boost the following should work.
If already installed
brew uninstall emacs-plus@28 && brew install emacs-plus@28 --with-native-comp
If new installation
brew install emacs-plus@28 --with-native-comp
Creating Application menu icon
ln -s /usr/local/opt/emacs-plus@28/Emacs.app /Applications/Emacs.app
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