Feat/use memmap #1183

Job	Run time
Build / Linux / x86_64-unknown-linux-gnu	2m 57s
Build / MacOS / aarch64-apple-darwin	2m 14s
lint	13s
Build / Windows / x86_64-pc-windows-msvc	7m 38s
test	1m 34s
E2E / MacOS / macos-14	1m 8s
E2E / Linux / ubuntu-2004	1m 26s
E2E / Linux / ubuntu-2204	1m 7s
E2E / Linux / ubuntu-2404	1m 7s
E2E / Linux / debian-bookworm	1m 6s
E2E / Linux / debian-bullseye	1m 18s
E2E / Linux / debian-buster	1m 19s
E2E / Windows / ${{ matrix.runner }}	0s
	23m 7s

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