[feature] Add OBS integration

[willianrod]

Description

As a streamer I want to be able to add a key that allows me to pick one of my scenes and transition to that scene when pressed

Tech requirements

OBS has a built in websocket server that we can use to perform actions like switch scenes and get OBS information, like current volume

Features

• Switch between scenes
• Increase and decrease output volume
• Start live
• End live