How to Display macOS Notifications from the Command Line
In this guide, we're going to use AppleScript and a tool called
osascript to display macOS notifications. AppleScript is a scripting language created by Apple that allows us to automate control of Mac applications, and
osascript is a tool that allows us to execute AppleScript from the command line.
With these tools, we can easily display macOS notifications from the command line or from within shell scripts.