feat: implement RFC 8628 #2180

Job	Run time
Run OIDC conformity tests	9m 19s
Generate SDKs	3m 40s
Run HSM tests	9m 14s
Run tests and lints	23m 45s
Run end-to-end tests (memory)	4m 47s
Run end-to-end tests (memory, --jwt)	4m 54s
Run end-to-end tests (postgres)	4m 55s
Run end-to-end tests (postgres, --jwt)	5m 4s
Run end-to-end tests (mysql)	5m 20s
Run end-to-end tests (mysql, --jwt)	6m 41s
Run end-to-end tests (cockroach)	5m 21s
Run end-to-end tests (cockroach, --jwt)	5m 30s
Build CLI docs	1m 2s
Generate changelog	0s
Generate release	0s
Draft newsletter	0s
Render version schema	0s
Release SDKs	0s
Pending approval Slack notification	0s
Send newsletter	0s
	1h 29m 32s

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