How to increase values in Mongo DB-CodePudding

I want to increase the current number in the database.

Example: If the number in the database is 0 I want it to increase by 1 every time I use the PostImage command.

The Error: When I console.log(debug) It gives undefined

const attachment = await interaction.options.getAttachment("input");
            const caption = await interaction.options.getString("caption");
            const channel = client.channels.cache.get("988214204660064286");

            const embed = new MessageEmbed()
                .setAuthor({ name: `${username} Posted`, iconURL: `${profilePicData}` })
                .setColor("#303236")
                .setDescription(`${caption}`)
                .setImage(`${attachment.url}`)
                .setFooter({ text: `user ID: ${userId}`, iconURL: `${profilePicData}` })
            channel.send({ embeds: [embed] }).then(async (msg) => {
                await msg.react("