feat: adjust manual and automatic order matching

server/internal/model/input/sysin/app_member.go

@@ -101,9 +101,6 @@ func (in *AppMemberEditInp) Filter(ctx context.Context) error {
 	if in.TradePassword != "" && len(in.TradePassword) < 6 {
 		return gerror.New("交易密码不能少于6位")
 	}
-	if in.AvailableAmount != nil && *in.AvailableAmount < 0 {
-		return gerror.New("账户余额不能小于0")
-	}
 	if !dict.HasOptionKey(consts.AppMemberRiskStatusOptions, in.RiskStatus) {
 		return gerror.New("风控状态不合法")
 	}