* worker setup
* fix tests
* start worker
* graceful worker drain
* retry queue
* migrate queue to watermill
* adding filters and improvements
* add the event type to the webhook message
* eliminating redundant JSON serialization
* resolve review comments
* trigger actions
* fix tests
* typo fixes
* read max_backoff_seconds from config
* add more context to the dead letter
* close the http response on errors
* drain the http response body in case not empty
* eliminate exported typesπ
