Blocks dastardly unwanted pets.
Make sure you fill out config.json and put it in the src folder before you build. There is an example config.example.json you can copy.
The token is your Discord bot token.
npm run build
npm run start
That's it.
Basically, you want to put your banned images into the banned folder.
You can do this while the server is running, doesn't matter when.
Then, any message posted with the banned image (even if it's a custom emoji) will be banned.
It's surprisingly accurate.