Inspired by this plugin: https://godotassetlibrary.com/asset/gg9dL1/healthbar-/-progressbar-for-3d (for Godot 3)
This file is a class for Godot 4 that can be used to implement a customizable progress bar in a 3D environment. Simply add the file to your project and the class name (ProgressBar3D) will be available when adding a node.