fix: update readme

README.md

@@ -173,7 +173,7 @@ $ docker run -itd --name chatgpt -p 8090:8090 \
   -e HTTP_PROXY="http://host.docker.internal:15732" \
   -e DEFAULT_MODE="单聊" -e MAX_REQUEST=0 -e PORT=8090 \
   -e SERVICE_URL="你当前服务外网可访问的URL" -e CHAT_TYPE="0" \
-  -e ALLOW_GROUPS=a,b -e ALLOW_USERS=a,b ADMIN_USERS=a,b -e APP_SECRETS="xxx,yyy" \
+  -e ALLOW_GROUPS=a,b -e ALLOW_USERS=a,b -e ADMIN_USERS=a,b -e APP_SECRETS="xxx,yyy" \
   -e AZURE_ON="false" -e AZURE_API_VERSION="" -e AZURE_RESOURCE_NAME="" \
   -e AZURE_DEPLOYMENT_NAME="" -e AZURE_OPENAI_TOKEN="" \
   -e HELP="欢迎使用本工具\n\n你可以查看：[用户指南](https://github.com/eryajf/chatgpt-dingtalk/blob/main/docs/userGuide.md)\n\n这是一个[开源项目](https://github.com/eryajf/chatgpt-dingtalk/)

public/balance.go

@@ -58,7 +58,7 @@ func GetBalance() (string, error) {
 	expireDate := time.Unix(sub.AccessUntil, 0).Format("2006-01-02 15:04:05")
 	used := data.TotalUsage / 100
 	totalAvailable := sub.HardLimitUsd - used
-	msg := fmt.Sprintf("💵 已用: 💲%v\n💵 剩余: 💲%v\n🕰 到期时间: %v\n", fmt.Sprintf("%.2f", used), fmt.Sprintf("%.2f", totalAvailable), expireDate)
+	msg := fmt.Sprintf("💵 已用: 💲%v\n💵 剩余: 💲%v\n🕰 到期时间: %v", fmt.Sprintf("%.2f", used), fmt.Sprintf("%.2f", totalAvailable), expireDate)
 	// 放入缓存
 	UserService.SetUserMode("system_balance", msg)
 	return msg, nil