[Docs] Minor edits on the landing page, in README, and Quickstart #5528

Job	Run time
compute-version	2s
build-docs / build-docs	3m 7s
build-artifacts / frontend-build	8s
build-artifacts / code-lint	40s
build-artifacts / runner-test (macos-latest)	1m 12s
build-artifacts / gateway-build	10s
build-artifacts / runner-test (ubuntu-latest)	53s
build-artifacts / generate-json-schema	14s
build-artifacts / python-build	24s
build-artifacts / python-test (macos-latest, 3.11)	3m 8s
build-artifacts / python-test (ubuntu-latest, 3.9)	3m 59s
build-artifacts / python-test (macos-latest, 3.10)	2m 45s
build-artifacts / python-test (ubuntu-latest, 3.10)	4m 1s
build-artifacts / python-test (macos-latest, 3.12)	2m 32s
build-artifacts / python-test (macos-latest, 3.9)	2m 12s
build-artifacts / python-test (windows-latest, 3.10)	1m 55s
build-artifacts / python-test (macos-latest, 3.13)	3m 28s
build-artifacts / python-test (ubuntu-latest, 3.13)	3m 53s
build-artifacts / python-test (windows-latest, 3.9)	2m 2s
build-artifacts / python-test (windows-latest, 3.11)	2m 3s
build-artifacts / python-test (windows-latest, 3.12)	2m 31s
build-artifacts / python-test (ubuntu-latest, 3.12)	3m 50s
build-artifacts / python-test (ubuntu-latest, 3.11)	3m 48s
build-artifacts / python-test (windows-latest, 3.13)	1m 48s
build-artifacts / runner-compile (ubuntu-24.04-arm, linux, arm64)	29s
build-artifacts / runner-compile (ubuntu-24.04, linux, amd64)	44s
upload-post-pypi-artifacts / upload-post-pypi-artifacts	18s
upload-pre-pypi-artifacts / upload-pre-pypi-artifacts	17s
	52m 33s

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