Add Oxlint configuration and integrate linting commands

- Introduced a new `.oxlintrc.json` file to configure Oxlint for code quality checks.
- Updated `package.json` to include linting scripts (`lint` and `lint:fix`) for easier code maintenance.
- Enhanced documentation in `README` files to guide users on running Oxlint checks and applying fixes.

src/exchanges/binance/gateway.ts

@@ -1,9 +1,6 @@
 import ccxt, {
   type Balances,
   type Order as CcxtOrder,
-  type OrderBook as CcxtOrderBook,
-  type OHLCV as CcxtOhlcv,
-  type Ticker as CcxtTicker,
 } from "ccxt";
 import axios from "axios";
 import { createHash } from "crypto";