feat: refactor payment system with multi-currency support and TRX native transfer detection

- Add multi-currency exchange rate API integration (GetRateForCoin)
 - Implement native TRX transfer detection alongside TRC20 USDT transfers
 - Replace deprecated Tronscan API with Trongrid API for better reliability
 - Add TRON Grid API key configuration support
 - Refactor order service to support multiple tokens and currencies
 - Update wallet address locking/unlocking to track token type
 - Add base58 and gjson dependencies for crypto operations
 - Optimize SQLite connection with WAL mode and busy timeout
 - Remove deprecated USDT rate job (replaced by dynamic rate API)
 - Update order data model to include currency and receive address fields
 - Enhance TRC20 callback with improved error handling and logging

src/model/response/pay_response.go

@@ -3,7 +3,8 @@ package response
 type CheckoutCounterResponse struct {
 	TradeId        string  `json:"trade_id"`        //  epusdt订单号
 	ActualAmount   float64 `json:"actual_amount"`   //  订单实际需要支付的金额，保留4位小数
-	Token          string  `json:"token"`           //  收款钱包地址
+	ReceiveAddress string  `json:"receive_address"` //  收款钱包地址
+	Token          string  `json:"token"`           //  所属币种 TRX USDT......
 	ExpirationTime int64   `json:"expiration_time"` // 过期时间 时间戳
 	RedirectUrl    string  `json:"redirect_url"`
 }