feat(cat-gateway): Catalyst signed docs endpoints initial implementation #6131

Job	Run time
ci / discover	19s
ci / check / .+check-markdown	2m 16s
ci / check / .+check-spelling	1m 40s
ci / check / .+check-sqlfluff	2m 11s
ci / check / ./catalyst-gateway+check	50s
ci / check / ./catalyst-gateway+check-builder-src-cache	45s
ci / check / ./catalyst_voices+check-code-formatting	43s
ci / check / ./catalyst_voices+check-license	49s
ci / check / ./catalyst_voices+check-package-publishing	44s
ci / check / ./catalyst_voices+check-static-analysis	4m 11s
ci / check / ./catalyst_voices/packages/libs/catalyst_key_derivation/rust+check	54s
ci / check / ./utilities/wallet-tester+check	57s
ci / build	0s
ci / package	0s
ci / test	0s
ci / docs	0s
ci / release	0s
ci / final	3s
ci / deploy	0s
test_reporting / Generate test reports	8m 33s
test_reporting / Generate allure report	0s
test_reporting / Generate coverage report	0s
test_reporting / Upload coverage report	3s
	24m 58s

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