* fix: add option for graceful shutdown
* fix: gracefulShutdown should close idle keep-alive connections
* fix: eslint import order
* docs: add config options to docs as well
Unleash will listen for 'SIGINT' & 'SIGTERM' and close background tasks and db connections before shutting down.
Co-authored-by: Christopher Kolstad <chriswk@getunleash.ai>
Co-authored-by: Christopher Kolstad <chriswk@getunleash.ai>