feat: implement RFC 8628 #2027

Job	Run time
Generate SDKs	3m 51s
Run OIDC conformity tests	8m 34s
Run tests and lints	16m 42s
Run end-to-end tests (memory)	5m 18s
Run end-to-end tests (memory, --jwt)	5m 19s
Run HSM tests	7m 32s
Run end-to-end tests (postgres)	4m 56s
Run end-to-end tests (postgres, --jwt)	4m 57s
Run end-to-end tests (mysql)	5m 21s
Run end-to-end tests (mysql, --jwt)	5m 8s
Run end-to-end tests (cockroach)	5m 39s
Run end-to-end tests (cockroach, --jwt)	5m 26s
Build CLI docs	1m 25s
Generate changelog	0s
Generate release	0s
Render version schema	0s
Draft newsletter	0s
Release SDKs	0s
Pending approval Slack notification	0s
Send newsletter	0s
	1h 20m 8s

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