Add signup sdk method #15360

Job	Run time
integration (18)	4m 53s
integration (20)	4m 39s
integration (latest)	4m 52s
integration-guardrails (12)	34s
integration-guardrails (14)	39s
integration-guardrails (16)	36s
integration-cypress (16, 6.7.0, commonJS)	3m 45s
integration-cypress (16, 6.7.0, esm)	18s
integration-ci (18, cucumber)	2m 33s
integration-vitest	2m 9s
integration-ci (18, playwright)	3m 41s
integration-cypress (16, latest, commonJS)	3m 26s
integration-ci (18, selenium)	1m 16s
integration-cypress (16, latest, esm)	3m 28s
integration-ci (18, jest)	1m 57s
integration-cypress (latest, 6.7.0, commonJS)	31s
integration-ci (18, mocha)	1m 8s
integration-ci (latest, cucumber)	2m 31s
integration-cypress (latest, 6.7.0, esm)	20s
integration-ci (latest, playwright)	3m 36s
integration-cypress (latest, latest, commonJS)	3m 27s
integration-ci (latest, selenium)	1m 15s
integration-cypress (latest, latest, esm)	3m 37s
integration-ci (latest, jest)	1m 56s
integration-ci (latest, mocha)	1m 7s
lint	35s
typescript	29s
	59m 18s

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