Move logging to Pino transport

[Fdawgs]

Moving the logging to a worker thread would reduce blocking of main thread.

See following for supporting info:

• https://getpino.io/#/docs/transports
• rogerc/file-stream-rotator#99
• https://www.digitalocean.com/community/tutorials/how-to-use-multithreading-in-node-js
• pinojs/pino#1323