feat(cat-gateway): Catalyst signed docs endpoints initial implementation #6136

Job	Run time
ci / discover	39s
ci / check / .+check-markdown	1m 22s
ci / check / .+check-spelling	1m 31s
ci / check / .+check-sqlfluff	2m 1s
ci / check / ./catalyst-gateway+check	55s
ci / check / ./catalyst-gateway+check-builder-src-cache	43s
ci / check / ./catalyst_voices+check-code-formatting	1m 7s
ci / check / ./catalyst_voices+check-license	41s
ci / check / ./catalyst_voices+check-package-publishing	39s
ci / check / ./catalyst_voices+check-static-analysis	8m 0s
ci / check / ./catalyst_voices/packages/libs/catalyst_key_derivation/rust+check	1m 4s
ci / check / ./utilities/wallet-tester+check	29s
ci / build	0s
ci / package	0s
ci / test	0s
ci / docs	0s
ci / release	0s
ci / final	2s
ci / deploy	0s
test_reporting / Generate test reports	1s
test_reporting / Generate allure report	1s
test_reporting / Generate coverage report	1s
test_reporting / Upload coverage report	1s
	19m 17s

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