【PRO1.2】修复获取客户端真实ip

    /**
     * 获取ip
     * @return string
     */
    public function ip(): string
    {
        if ($this->server('HTTP_CLIENT_IP', '')) {
            $ip = $this->server('HTTP_CLIENT_IP', '');
        } elseif ($this->server('HTTP_X_REAL_IP', '')) {
            $ip = $this->server('HTTP_X_REAL_IP', '');
        } elseif ($this->server('HTTP_X_FORWARDED_FOR', '')) {
            $ip = $this->server('HTTP_X_FORWARDED_FOR', '');
            $ips = explode(',', $ip);
            $ip = $ips[0];
        } elseif ($this->server('REMOTE_ADDR', '')) {
            $ip = $this->server('REMOTE_ADDR', '');
        } else {
            $ip = '0.0.0.0';
        }
        return $ip;
    }

$order['spbill_create_ip'] = request()->ip();