Fix and update docs #656

Job	Run time
🧪 Unit tests	32m 14s
cache-env	1s
🍎 macOS / Editor (x86_64, release)	20m 38s
🪟 Windows / Editor (x86_64, release)	58m 9s
🐧 Linux / Editor (x86_64, release)	39m 20s
🍎 macOS / Editor (arm64, release)	21m 4s
🔌 GDExtension / 🐧 Linux (x86_64, release)	8m 36s
🐧 Linux / Template (x86_64, release)	25m 10s
🔌 GDExtension / 🐧 Linux (x86_64, debug)	8m 35s
🐧 Linux / Editor .NET (x86_64, release)	41m 19s
🔌 GDExtension / 🪟 Windows (x86_64, release)	22m 3s
🔌 GDExtension / 🪟 Windows (x86_64, debug)	23m 55s
🔌 GDExtension / 🍎 macOS (universal, release)	10m 32s
🔌 GDExtension / 🍎 macOS (universal, debug)	7m 47s
🍎 macOS / Make macOS Bundles (tmp-macos, false, true)	43s
🔌 GDExtension / 📦 Package extension	28s
	5h 20m 34s

Provide feedback