Build

Refactor how isolates are stored #110

Job	Run time
macos (aarch64-apple-darwin, 8.0)	2m 23s
linux (x86_64-unknown-linux-gnu, linux/amd64, 8.0, bullseye, ubuntu-latest)	3m 15s
macos (x86_64-apple-darwin, 8.0)	2m 14s
linux (aarch64-unknown-linux-gnu, linux/arm64, 8.0, bullseye, buildjet-4vcpu-ubuntu-2204-arm)	4m 16s
macos (aarch64-apple-darwin, 8.1)	3m 35s
linux (x86_64-unknown-linux-gnu, linux/amd64, 8.1, bookworm, ubuntu-latest)	3m 18s
macos (x86_64-apple-darwin, 8.1)	2m 34s
linux (aarch64-unknown-linux-gnu, linux/arm64, 8.1, bookworm, buildjet-4vcpu-ubuntu-2204-arm)	4m 18s
macos (aarch64-apple-darwin, 8.2)	2m 21s
linux (x86_64-unknown-linux-gnu, linux/amd64, 8.2, bookworm, ubuntu-latest)	3m 16s
macos (x86_64-apple-darwin, 8.2)	2m 51s
linux (aarch64-unknown-linux-gnu, linux/arm64, 8.2, bookworm, buildjet-4vcpu-ubuntu-2204-arm)	4m 17s
macos (aarch64-apple-darwin, 8.3)	2m 43s
linux (aarch64-unknown-linux-gnu, linux/arm64, 8.3, bookworm, ubuntu-latest)	28m 52s
macos (x86_64-apple-darwin, 8.3)	2m 19s
linux (x86_64-unknown-linux-gnu, linux/amd64, 8.3, bookworm, buildjet-4vcpu-ubuntu-2204-arm)	26m 35s
	1h 39m 7s

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