chore: Add coset_fft API #404

Job	Run time
Build - x86_64-apple-darwin	1m 15s
Build - aarch64-apple-darwin	1m 11s
Build - x86_64-unknown-linux-gnu	1m 12s
Build - aarch64-unknown-linux-gnu	1m 11s
Build - x86_64-pc-windows-msvc	16m 5s
Build - aarch64-pc-windows-msvc	15m 40s
Test - x86_64-apple-darwin - node@20	53s
Test - aarch64-apple-darwin - node@20	38s
Test - x86_64-unknown-linux-gnu - node@20	31s
Test - aarch64-unknown-linux-gnu - node@20	4m 17s
Test - x86_64-pc-windows-msvc - node@20	1m 10s
Test - aarch64-pc-windows-msvc - node@20	41s
Publish	21s
	45m 5s

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