Booyaabes

Hi @imperaton, I'm a user of [mosquitto-go-auth-oauth2](https://github.com/gewv-tu-dresden/mosquitto-go-auth-oauth2), and I'm really interested to have such a feature directly in `mosquitto-go-auth`. I have some remarks on your PR: - As scopes are...

> I replicated this behaviour with the single change, that the mqtt-password `oauthbearer_empty_password` must be specified if the mqtt-username should be interpreted as oauth2-token. I did this because Mosquitto doesnt...

I just checked your code, it seems that it can handle password grant type. So it's only the documentation that does not contain all possible flows. I'll try to test...

> I just checked your code, it seems that it can handle password grant type. So it's only the documentation that does not contain all possible flows. > > I'll...

Yes, you're right @tilmann-bartsch.

Same problem here, on WSL and PowerShell: ``` PS> dcli password --debug debug: Connected to database. debug: Retrieving: ? What password would you like to get? ************ - *****************@******.*** Error:...

I confirm that downloading [clipboard_x86_64.exe](https://github.com/sindresorhus/clipboardy/blob/main/fallbacks/windows/clipboard_x86_64.exe) in "C:\snapshot\dashlane-cli\node_modules\clipboardy\fallbacks\windows\clipboard_x86_64.exe" make it work.