xiao/commands/random-img/dog.js

const Command = require('../../structures/Command');
const snekfetch = require('snekfetch');

module.exports = class DogCommand extends Command {
	constructor(client) {
		super(client, {
			name: 'dog',
			group: 'random-img',
			memberName: 'dog',
			description: 'Responds with a random dog image.'
		});
	}

	async run(msg) {
		const { body } = await snekfetch
			.get('https://random.dog/woof.json');
		return msg.say(body.url);
	}
};