add C# code #122

Job	Run time
ios build (monero)	12m 18s
lib_android (monero)	25m 42s
lib_darwin (monero)	14m 16s
ios build (wownero)	9m 45s
lib_android (wownero)	28m 15s
lib_darwin (wownero)	13m 34s
lib_linux (monero)	29m 23s
macos build (monero)	3m 51s
lib_mingw (monero)	3m 57s
lib_linux (wownero)	28m 49s
macos build (wownero)	3m 12s
lib_mingw (wownero)	3m 38s
lib_sailfishos_aarch64 (monero)	4m 14s
lib_sailfishos_i486 (monero)	2m 29s
lib_sailfishos_aarch64 (wownero)	3m 39s
lib_sailfishos_i486 (wownero)	1m 59s
wallet_cake_android	19m 36s
test ts library	49s
create single release file	49s
comment on pr	3s
	3h 30m 18s

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