feat(backend): support organization-scoped sign-in tokens #31161

Job	Run time
Check Permissions	6s
Build Packages	1m 19s
Formatting \| Dedupe \| Changeset	1m 21s
Static analysis	1m 39s
Bundle size	37s
Publish with pkg-pr-new	1m 13s
Unit Tests (**)	3m 43s
Unit Tests (**)	3m 13s
Integration Tests (fastify, chrome)	1m 38s
Integration Tests (express, chrome)	2m 6s
Integration Tests (handshake:staging, chrome)	1m 20s
Integration Tests (sessions:staging, chrome)	2m 25s
Integration Tests (localhost, chrome)	1m 42s
Integration Tests (astro, chrome)	3m 33s
Integration Tests (generic, chrome)	6m 0s
Integration Tests (custom, chrome)	1m 53s
Integration Tests (sessions, chrome)	2m 19s
Integration Tests (handshake, chrome)	1m 20s
Integration Tests (ap-flows, chrome)	1m 50s
Integration Tests (quickstart, chrome, 15)	2m 17s
Integration Tests (nuxt, chrome)	2m 13s
Integration Tests (chrome-extension, chrome)	2m 6s
Integration Tests (electron, chrome)	1m 49s
Integration Tests (nextjs, chrome, 15)	6m 12s
Integration Tests (nextjs, chrome, 16)	6m 31s
Integration Tests (vue, chrome)	1m 46s
Integration Tests (cache-components, chrome, 16)	1m 59s
Integration Tests (machine, chrome)	5m 35s
Integration Tests (tanstack-react-start, chrome)	1m 38s
Integration Tests (billing, chrome)	4m 18s
Integration Tests (react-router, chrome)	1m 57s
Integration Tests (hono, chrome)	1m 43s
Integration Tests (quickstart, chrome, 16)	2m 10s
	1h 21m 31s

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