feat: cumulative_count (#1107) #478

Job	Run time
NIF 2.15 - x86_64-pc-windows-gnu (windows-2025 \| legacy_cpu)	21m 41s
NIF 2.15 - x86_64-pc-windows-msvc (windows-2025 \| default)	23m 1s
NIF 2.15 - aarch64-unknown-linux-gnu (ubuntu-22.04 \| default)	13m 54s
NIF 2.15 - aarch64-apple-darwin (macos-13 \| default)	37m 51s
NIF 2.15 - x86_64-apple-darwin (macos-13 \| default)	28m 36s
NIF 2.15 - x86_64-pc-windows-gnu (windows-2025 \| default)	22m 23s
NIF 2.15 - x86_64-pc-windows-msvc (windows-2025 \| legacy_cpu)	20m 51s
NIF 2.15 - x86_64-unknown-freebsd (ubuntu-22.04 \| legacy_cpu)	12m 6s
NIF 2.15 - x86_64-unknown-freebsd (ubuntu-22.04 \| default)	12m 21s
NIF 2.15 - x86_64-unknown-linux-musl (ubuntu-22.04 \| default)	12m 10s
NIF 2.15 - aarch64-unknown-linux-musl (ubuntu-22.04 \| default)	15m 17s
NIF 2.15 - x86_64-unknown-linux-gnu (ubuntu-22.04 \| default)	11m 26s
NIF 2.15 - x86_64-unknown-linux-gnu (ubuntu-22.04 \| legacy_cpu)	11m 43s
	4h 3m 20s

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