Add pre meeting setup flow: Username → Device check → Join room #169
Description
We need to create a proper pre meeting setup flow before joining a room. The user should first select their username, then proceed to a device check page where they can verify their audio and video inputs before joining the meeting.
Flow:
Page 1: Username
User can enter a username.
Continue button takes them to the next page.
Page 2: Device Check (Audio & Video)
Show a live camera preview.
Allow users to test their mic (detect audio levels).
Option to switch camera/mic devices.
Once everything is set, they can click Join Room.
Page 3: Join the Meeting Room
After device check, user enters the actual meet.