[Docs] Describe some gateway options on Concepts/Gateways page #5811

Job	Run time
compute-version	2s
build-docs / build-docs	1m 44s
build-artifacts / frontend-build	8s
build-artifacts / code-lint	52s
build-artifacts / runner-test (macos-latest)	1m 45s
build-artifacts / runner-test (ubuntu-latest)	53s
build-artifacts / gateway-build	16s
build-artifacts / python-build	24s
build-artifacts / generate-json-schema	16s
build-artifacts / python-test (macos-latest, 3.10)	2m 4s
build-artifacts / python-test (macos-latest, 3.9)	1m 52s
build-artifacts / python-test (ubuntu-latest, 3.9)	4m 12s
build-artifacts / python-test (macos-latest, 3.11)	2m 17s
build-artifacts / python-test (ubuntu-latest, 3.11)	4m 10s
build-artifacts / python-test (ubuntu-latest, 3.13)	3m 55s
build-artifacts / python-test (macos-latest, 3.13)	3m 2s
build-artifacts / python-test (ubuntu-latest, 3.10)	4m 22s
build-artifacts / python-test (windows-latest, 3.10)	2m 1s
build-artifacts / python-test (ubuntu-latest, 3.12)	4m 2s
build-artifacts / python-test (macos-latest, 3.12)	3m 15s
build-artifacts / python-test (windows-latest, 3.11)	2m 1s
build-artifacts / python-test (windows-latest, 3.9)	1m 49s
build-artifacts / python-test (windows-latest, 3.13)	2m 22s
build-artifacts / python-test (windows-latest, 3.12)	1m 46s
build-artifacts / runner-compile (ubuntu-24.04, linux, amd64)	36s
build-artifacts / runner-compile (ubuntu-24.04-arm, linux, arm64)	31s
upload-post-pypi-artifacts / upload-post-pypi-artifacts	16s
upload-pre-pypi-artifacts / upload-pre-pypi-artifacts	16s
	51m 9s

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