Like This (Pretend the message is the embed)

[blazing hedge]

Documentation suggestion for @restive pewter:
Message#startThread()
Create a new public thread from this message

[restive pewter]

@stoic ice

const channel = interaction.client.channels.cache.get(feedback_channel);
        await channel.send({embeds: [embed]})
        embed.startThread({
            name: 'test',
            autoArchiveDuration: 60,
            reason: 'test',
        });```

embed.startThread is not a function Is my error

[stoic ice]

because it isn't function for EmbedBuilder