forever command

// Login Processing
const Discord=require('discord.js');
const client=new Discord.Client();
const token='Tokun';
client.on('ready',()=>{
    console.log('ready...');
});
// Curse to ignore Bot's own statement
client.on('message',message=>{
    if(message.author.bot){
        return;
    }
// ↓ Copy the code below here ↓
    if(message.content==='It's cold, isn't it?') {
        let channel = message.channel;
        let author=message.author.username;
        let reply_text=`It's cold, isn't it?`;
        message.reply(reply_text)
            .then(message=>console.log(`Sent message:${reply_text}`))
            .catch(console.error);
        return;
    }
    if(message.content==='It's hot, isn't it?') {
        let channel = message.channel;
        let author=message.author.username;
        let reply_text=`It's hot, isn't it?`;
        message.reply(reply_text)
            .then(message=>console.log(`Sent message:${reply_text}`))
            .catch(console.error);
        return;
    }
    if(message.content.match(/Good morning/)){
        message.channel.send(`${author}, good morning!`)
    }
    if(message.content.match(/discord.gg/)){
        message.delete(100)
    }
// ↑ Copy the code below here ↑
});
client.login(token);