fix: add transaction to flow persistence #110

Job	Run time
Generate SDKs	3m 26s
Run OIDC conformity tests	8m 48s
Run HSM tests	6m 52s
Run tests and lints	17m 3s
Run end-to-end tests (memory)	4m 41s
Run end-to-end tests (memory, --jwt)	5m 0s
Run end-to-end tests (postgres)	4m 51s
Run end-to-end tests (postgres, --jwt)	5m 5s
Run end-to-end tests (mysql)	5m 0s
Run end-to-end tests (mysql, --jwt)	5m 10s
Run end-to-end tests (cockroach)	5m 20s
Run end-to-end tests (cockroach, --jwt)	5m 5s
Build CLI docs	1m 1s
Generate changelog	0s
	1h 17m 22s

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