Technical requirements
As with every chapter, you can find the final code on the GitHub repository in the subfolder for this chapter: https://github.com/PacktPublishing/Learning-GDScript-by-Developing-a-Game-with-Godot-4/tree/main/chapter14.
You can find the code required for implementing Object Pooling in our game here: https://github.com/PacktPublishing/Learning-GDScript-by-Developing-a-Game-with-Godot-4/tree/main/chapter14-objectpool.