not working

import { SapphireClient } from '@sapphire/framework';
import { GatewayIntentBits } from 'discord.js';

(async () => await (new SapphireClient({
    intents: [
        GatewayIntentBits.Guilds,
        GatewayIntentBits.GuildMessages,
        GatewayIntentBits.MessageContent,
    ],

    defaultPrefix: '?',

    caseInsensitiveCommands: true,
    loadMessageCommandListeners: true,
})).login('TOKEN'))();

import { Command } from '@sapphire/framework';
import type { Message } from 'discord.js';

export class UserCommand extends Command {
    public constructor(context: Command.Context, options: Command.Options) {
        super(context, { ...options,
            aliases: [
                'pong',
            ],

            name: 'ping',
        });
    };

    public async messageRun(message: Message) {
        const msg = await message.channel.send('Pong?');
    
        const content = `Pong from JavaScript! Bot Latency ${Math.round(this.container.client.ws.ping)}ms. API Latency ${
          msg.createdTimestamp - message.createdTimestamp
        }ms.`;
    
        return msg.edit(content);
      }
};