A Matrix-WhatsApp puppeting bridge based on whatsmeow.

The bridge requires a database and database user.

```
sudo -u postgres createuser --pwprompt mautrix-whatsapp
sudo -u postgres createdb --owner=mautrix-whatsapp --encoding=UTF-8 mautrix-whatsapp
```

Next, configure the service by editing the '/etc/mautrix-whatsapp/config.yam'
file before starting the service.  Refer to the documentation for the project
at https://docs.mau.fi/bridges/go/setup.html?bridge=whatsapp#configuring-and-running.