docs(readme): brew installation instructions

README.md

@@ -30,13 +30,6 @@ sudo dnf install diskonaut
 
 Available in the [AUR](https://aur.archlinux.org/packages/diskonaut):
 
-With `makepkg`:
-```
-git clone https://aur.archlinux.org/diskonaut.git
-cd diskonaut
-makepkg -si
-```
-With `yay`:
 ```
 yay diskonaut
 ```
@@ -60,6 +53,12 @@ Available in [freshports](https://www.freshports.org/sysutils/diskonaut/):
 pkg install diskonaut
 ```
 
+### macOS
+Available in [Homebrew](https://formulae.brew.sh/formula/diskonaut)
+```
+brew install diskonaut
+```
+
 ## Supported platforms
 Right now `diskonaut` supports linux and macos. If you're on a different operating system and would like to help port it, that would be amazing!