feat: jsonnet caching for OIDC claims mapper, webhooks, JWT session tokenizer #3808

Job	Run time
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Run end-to-end tests (postgres)	38m 32s
Run Playwright end-to-end tests (postgres)	4m 41s
Run end-to-end tests (cockroach)	42m 15s
Run tests and lints	18m 22s
Run Playwright end-to-end tests (cockroach)	5m 12s
Run end-to-end tests (sqlite)	38m 42s
Run Playwright end-to-end tests (sqlite)	5m 2s
Run end-to-end tests (mysql)	39m 32s
Run Playwright end-to-end tests (mysql)	4m 41s
Build CLI docs	1m 16s
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	3h 19m 34s

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