feat(backend): Add Frontend API proxy helpers #25202

Job	Run time
Check Permissions	6s
Build Packages	1m 16s
Formatting \| Dedupe \| Changeset	1m 36s
Integration Tests (ap-flows, chrome)	3m 11s
Integration Tests (localhost, chrome)	3m 19s
Integration Tests (express, chrome)	2m 49s
Integration Tests (sessions:staging, chrome)	3m 59s
Integration Tests (cache-components, chrome, 16)	33s
Integration Tests (astro, chrome)	3m 50s
Integration Tests (handshake:staging, chrome)	2m 45s
Integration Tests (billing, chrome)	5m 35s
Integration Tests (custom, chrome)	3m 29s
Integration Tests (tanstack-react-start, chrome)	2m 44s
Integration Tests (quickstart, chrome, 15)	3m 30s
Integration Tests (quickstart, chrome, 16)	3m 25s
Integration Tests (sessions, chrome)	3m 53s
Integration Tests (react-router, chrome)	3m 11s
Integration Tests (generic, chrome)	7m 24s
Integration Tests (vue, chrome)	2m 53s
Integration Tests (nuxt, chrome)	2m 55s
Integration Tests (nextjs, chrome, 16)	9m 31s
Integration Tests (handshake, chrome)	2m 58s
Integration Tests (nextjs, chrome, 15)	8m 57s
Integration Tests (machine, chrome)	5m 4s
Publish with pkg-pr-new	1m 51s
Static analysis	3m 14s
Unit Tests (**)	1m 51s
	1h 35m 49s

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