Update SKILL.md with authentication details and OpenAI model usage instructions #6394

Job	Run time
compute-version	3s
build-docs / build-docs	1m 15s
build-artifacts / gateway-build	14s
build-artifacts / runner-test (macos-latest)	1m 7s
build-artifacts / code-lint	40s
build-artifacts / runner-test (ubuntu-latest)	1m 2s
build-artifacts / frontend-build	7s
build-artifacts / python-build	19s
build-artifacts / python-test (macos-latest, 3.12)	3m 24s
build-artifacts / python-test (windows-latest, 3.10)	2m 6s
build-artifacts / python-test (macos-latest, 3.11)	3m 9s
build-artifacts / generate-json-schema	21s
build-artifacts / python-test (macos-latest, 3.13)	3m 12s
build-artifacts / python-test (ubuntu-latest, 3.10)	5m 34s
build-artifacts / python-test (ubuntu-latest, 3.12)	5m 3s
build-artifacts / python-test (macos-latest, 3.9)	3m 56s
build-artifacts / python-test (windows-latest, 3.9)	2m 6s
build-artifacts / python-test (macos-latest, 3.10)	4m 38s
build-artifacts / python-test (windows-latest, 3.11)	2m 2s
build-artifacts / python-test (windows-latest, 3.13)	2m 34s
build-artifacts / python-test (ubuntu-latest, 3.13)	4m 58s
build-artifacts / python-test (windows-latest, 3.12)	2m 56s
build-artifacts / python-test (ubuntu-latest, 3.9)	5m 30s
build-artifacts / python-test (ubuntu-latest, 3.11)	5m 4s
build-artifacts / runner-compile (ubuntu-24.04, linux, amd64)	36s
build-artifacts / runner-compile (ubuntu-24.04-arm, linux, arm64)	36s
upload-post-pypi-artifacts / upload-post-pypi-artifacts	20s
upload-pre-pypi-artifacts / upload-pre-pypi-artifacts	16s
	1h 3m 8s

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