refactor introduction to gateway #4295

Job	Run time
code-style / eslint-and-prettier	3m 0s
build / dockerize (linux/amd64)	11m 6s
graphql-schema / publish	9s
build / dockerize (linux/arm64)	11m 18s
static-analysis / analyze (javascript)	4m 59s
static-analysis / analyze (typescript)	2m 52s
typescript / typecheck	4m 14s
website / deployment	3m 27s
package / publish	3m 11s
storybook / deployment	6s
package / publish_docker_cli	0s
build / publish multiarch manifest	23s
trigger staging deployment	1s
	44m 46s

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