Now available in the Godot Asset Library
This template is now available through the Godot Asset Library!
https://godotengine.org/asset-library/asset/2703
Before starting a new Godot project, go to the Asset Library Projects tab, and find "Maaack's Game Template". Click "Download", decide your project's name and folder, and click "Install & Edit". Then refer to the instructions in the README.md.
With pictures, that looks like this:
Find "Maaack's Game Template".
Click to get a window with additional details and options.
Click "Download".
Decide your project's name and folder. Choose "Create Folder" if necessary. Click "Install & Edit".
Refer to the README.