fix: 修正金豆集市汇率计算与显示格式

login/internal/cmd/seerrobot.go

@@ -16,8 +16,8 @@ func startrobot() {
 		Handle(func(ctx *zero.Ctx) {
 			var msgs []string
 			for _, v := range service.NewGoldListService(0).Get() {
-				v.Rate = 1 / v.Rate
-				msgs = append(msgs, fmt.Sprintf("数量:%d 单价:%.2f 总价:%.2f", v.ExchangeNum, v.Rate, float64(v.ExchangeNum)*v.Rate))
+
+				msgs = append(msgs, fmt.Sprintf("数量:%d 汇率:%.2f 所需金币:%.2f", v.ExchangeNum, 1/v.Rate, float64(v.ExchangeNum)*v.Rate))
 			}
 
 			// ======================
@@ -40,7 +40,7 @@ func startrobot() {
 			// 标题
 			img.SetRGB255(44, 62, 80)
 			img.LoadFontFace("/opt/blazing/build/simhei.ttf", 20) // 黑体，解决中文乱码
-			img.DrawString("骄阳号金豆集市行情列表", padding, 30)          //📊
+			img.DrawString("骄阳号金豆集市行情列表", padding, 30)            //📊
 
 			// 画内容
 			img.SetRGB255(30, 30, 30)