How to use the public-ip.v6 function in public-ip

if (preSet6 != undefined) self.IPV6 = preSet6;
                resolve(true);
            }
            
            let foundV4 = false;
    
            let prom1 = publicIp.v4().then(ip => {
                foundV4 = ip;
            }).catch(err => {
                foundV4 = false;
            });
             
    
            let foundV6 = false;
    
            let prom2 = publicIp.v6().then(ip => {
                foundV6 = ip;
            }).catch(err => {
                foundV6 = false;
            });
    
            // -- Fetch all -- 
            Promise.all([prom1, prom2]).then(values => {
                
                if (foundV4 === false && foundV6 === false) {
                    throw 'Unable to fetch IP address and no pre defined IP set.';
                }
    
                self.IPV4 = foundV4;
                self.IPV6 = foundV6;
                
                resolve(true);

text: {
			copy: ip,
			largetype: ip
		},
		variables: {
			action: 'copy'
		}
	})
}

if (alfy.input.split(" ")[0].toLowerCase() === 'ssh') {
	addOutput(`Type ssh username for ${alfy.input.split(" ")[1]}`, `ssh ${alfy.input.split(" ")[2] || 'root'}@${alfy.input.split(" ")[1]}`, `ssh ${alfy.input.split(" ")[2] || 'root'}@${alfy.input.split(" ")[1]}`, 'Public', 'ssh')
} else if (alfy.input.toLowerCase() === 'scan') {
	promises.push(localDevices().then(devices => devices.forEach(device => addIPOutput('Device', device.ip, device.name, device.mac))).catch(() => addIPOutput('No local devices found', 'Local')));
} else if (alfy.input.toLowerCase() === 'ipv6') {
	if (process.env['show_public'] === 'true') promises.push(publicIp.v6().then(ip => addIPOutput('Public', ip, '', '')).catch(() => addIPOutput('Public', 'IPv6 not found', '', '')));
	if (process.env['show_local'] === 'true') promises.push(internalIp.v6().then(ip => addIPOutput('Internal', ip, '', '')).catch(() => addIPOutput('Internal', 'IPv6 not found', '', '')));
	if (process.env['show_gateway'] === 'true') promises.push(defaultGateway.v6().then(ip => addIPOutput('Gateway', ip.gateway, '', '')).catch(() => addIPOutput('Gateway', 'IPv6 not found', '', '')));
} else {
	if (process.env['show_public'] === 'true') promises.push(publicIp.v4().then(ip => addIPOutput('Public', ip, '', '')).catch(() => addIPOutput('Public', 'IPv4 not found', '', '')));
	if (process.env['show_local'] === 'true') promises.push(internalIp.v4().then(ip => addIPOutput('Internal', ip, '', '')).catch(() => addIPOutput('Internal', 'IPv4 not found', '', '')));
	if (process.env['show_gateway'] === 'true') promises.push(defaultGateway.v4().then(ip => addIPOutput('Gateway', ip.gateway, '', '')).catch(() => addIPOutput('Gateway', 'IPv4 not found', '', '')));
}

Promise.all(promises).then(() => {
	if (!alfy.input) {
		if (process.env['show_scan'] === 'true') addOutput('Discover devices on local network', '', `${process.env['keyword']} scan`, 'Scan', 'rerun');
		if (process.env['show_ipv6'] === 'true') addOutput('See IPv6 network info', '', `${process.env['keyword']} IPv6`, 'IPv6', 'rerun');
		if (process.env['show_contribute'] === 'true') addOutput('Contribute to this workflow on GitHub', 'https://github.com/jeppestaerk/alfred-show-network-info', 'https://github.com/jeppestaerk/alfred-show-network-info#contributions', 'Contribute', 'browser');
	}
	alfy.output(output)
});

v6 = $h.toBooleanSafe(v6);

            timeout = parseInt(
                $h.toStringSafe(
                    timeout
                ).trim()
            );
            if (isNaN(timeout)) {
                timeout = 5000;
            }

            const OPTS = {
                timeout: timeout,
            };

            return v6 ? publicIP.v6(OPTS)
                : publicIP.v4(OPTS);
        }
    );