docs: add App Preview API key guide#898

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codex/docs-app-preview-api-key

SonarQubeCloud / SonarCloud Code Analysis succeeded Jul 15, 2026 in 37s

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

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