chore: Add coset_fft API (#294) #405

Job	Run time
Build - x86_64-apple-darwin	1m 31s
Build - aarch64-apple-darwin	1m 13s
Build - x86_64-unknown-linux-gnu	1m 13s
Build - aarch64-unknown-linux-gnu	1m 13s
Build - x86_64-pc-windows-msvc	15m 39s
Build - aarch64-pc-windows-msvc	15m 45s
Test - x86_64-apple-darwin - node@20	1m 2s
Test - aarch64-apple-darwin - node@20	25s
Test - x86_64-unknown-linux-gnu - node@20	32s
Test - aarch64-unknown-linux-gnu - node@20	4m 21s
Test - x86_64-pc-windows-msvc - node@20	1m 45s
Test - aarch64-pc-windows-msvc - node@20	26s
Publish	0s
	45m 5s

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