feat: Faster computation of L0 #1224

Job	Run time
Bitrot check	1m 12s
Build target wasm32-unknown-unknown	1m 24s
Intra-doc links	55s
Build target wasm32-wasi	1m 24s
Run the examples	1m 20s
Rustfmt	14s
Test on ubuntu-latest with basic features	3m 24s
Test on windows-latest with basic features	8m 7s
Test on macOS-latest with basic features	3m 0s
Test on ubuntu-latest with all features	3m 55s
Test on windows-latest with all features	7m 55s
Test on macOS-latest with all features	3m 19s
	36m 9s

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