```
NODE_ENV=webhook node thumbnail-webhook.js
```

Thumbnailer starts running at `http://localhost:3000/`. Next, configure the MinIO server to send notifications to this URL (as mentioned in step 1) and use `mc` to set up bucket notifications (as mentioned in step 2). Then upload a JPEG image to MinIO server by

```

Config `compress` settings take extensions and mime-types to be compressed.

```bash
~ mc admin config get myminio compression
compression extensions=".txt,.log,.csv,.json,.tar,.xml,.bin" mime_types="text/*,application/json,application/xml"
```

Default config includes most common highly compressible content extensions and mime-types.

```bash