digit arithmetics

[kanekoshoyu]

[2023-10-28 15:01:18][INFO][kucoin_arbitrage::broker::gatekeeper::kucoin] All Taker Chance found!
[2023-10-28 15:01:18][INFO][kucoin_arbitrage::broker::gatekeeper::kucoin] TriangularArbitrageChance { profit: OrderedFloat(0.0004159016320031128), actions: [ActionInfo { Buy LINK-USDT at 11.1751 for 4.474200000000001}, ActionInfo { Sell LINK-BTC at 0.00032844 for 4.4697000000000005}, ActionInfo { Sell BTC-USDT at 34127.8 for 0.00146656}] }
[2023-10-28 15:01:18][ERROR][kucoin_arbitrage::broker::order::kucoin] Invalid order size increment LimitOrder { id: "78570f60-1db6-4f81-ad08-3b56633c7b2a", order_type: Limit, side: Buy, symbol: "LINK-USDT", amount: "4.474200000000001", price: "11.1751" }

[kanekoshoyu]

find a way we can either format or store these atihtmetics properly.

[kanekoshoyu]

Buy LINK-USDT at 11.1751 for 4.474200000000001,
Sell LINK-BTC at 0.00032844 for 4.4697000000000005
Sell BTC-USDT at 34127.8 for 0.00146656
round to 9dp with format!("{:.9}") to see if we can place order with API first