Add ability for the user to call a phone number from the browser

[BOLT04]

Tasks

• [ ] Client: Make another form with just the phone number and a button to make a call
• [x] Server: Add a new route to generate a capability token that the client uses to authenticate to the Twilio Client

Resources:

• https://www.twilio.com/docs/voice/tutorials/browser-calls-node-express
• https://webrtc.org/

[BOLT04]

It seems the tutorial code uses the ClientCapability which seems to be deprecated.

Refactor the code to use Auth Tokens later.