feat(cat-gateway): Add memory metrics to improve observability #6122

Job	Run time
ci / discover	18s
ci / check / .+check-markdown	1m 12s
ci / check / .+check-spelling	2m 5s
ci / check / .+check-sqlfluff	1m 17s
ci / check / ./catalyst-gateway+check	1m 6s
ci / check / ./catalyst-gateway+check-builder-src-cache	44s
ci / check / ./catalyst_voices+check-code-formatting	36s
ci / check / ./catalyst_voices+check-license	38s
ci / check / ./catalyst_voices+check-package-publishing	37s
ci / check / ./catalyst_voices+check-static-analysis	3m 42s
ci / check / ./catalyst_voices/packages/libs/catalyst_key_derivation/rust+check	53s
ci / check / ./utilities/wallet-tester+check	34s
ci / build	0s
ci / package	0s
ci / test	0s
ci / docs	0s
ci / release	0s
ci / final	0s
ci / deploy	0s
test_reporting / Generate test reports	10m 16s
test_reporting / Generate allure report	0s
test_reporting / Generate coverage report	0s
test_reporting / Upload coverage report	3s
	24m 1s

Provide feedback