add AuthenticationRepository, clean up #419

Job	Run time
ci / check / discover	8s
ci / check / run (/home/runner/work/catalyst-voices/catalyst-voices)	55s
ci / check / run (/home/runner/work/catalyst-voices/catalyst-voices/catalyst-gateway)	25s
ci / check / run (/home/runner/work/catalyst-voices/catalyst-voices/catalyst-gateway/event-db)	26s
ci / build / discover	8s
ci / build / run (/home/runner/work/catalyst-voices/catalyst-voices/catalyst-gateway)	33s
ci / build / run (/home/runner/work/catalyst-voices/catalyst-voices/catalyst-gateway/event-db)	1m 46s
ci / package / discover	13s
ci / package / run	0s
ci / test / discover	8s
ci / test / run (/home/runner/work/catalyst-voices/catalyst-voices/catalyst-gateway)	38s
ci / release / discover	9s
ci / docs / run	1m 7s
ci / publish / discover	10s
ci / release / run	0s
ci / release / release	0s
ci / publish / run	0s
ci / deploy	0s
	6m 46s

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