feat: better exceptions and logging and startup #333

Job	Run time
config-deploy	22s
backend-ci / backend-ci	49s
build-db (localdev) / build-db	27s
build-db (staging) / build-db	28s
build-kv (localdev) / build-kv	34s
build-db (production) / build-db	0s
build-kv (staging) / build-kv	41s
build-server (localdev) / build-server	1m 15s
build-kv (production) / build-kv	0s
build-server (production) / build-server	0s
build-server (staging) / build-server	1m 16s
	5m 52s

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