- Apps run locally (with CREWAI_PLATFORM_INTEGRATION_TOKEN env var), not remotely
- Apps auth is an integration token, not OAuth
- Updated comparison tables and card descriptions in en, pt-BR, ko, ar
* docs: add Agent Capabilities overview page and improve Skills docs
- New 'Agent Capabilities' page explaining all 5 extension types (Tools, MCPs, Apps, Skills, Knowledge) with comparison table and decision guide
- Rewrite Skills page with practical examples showing Skills + Tools patterns, common FAQ, and Skills vs Knowledge comparison
- Add cross-reference callout on Tools page linking to the capabilities overview
- Add agent-capabilities to Core Concepts navigation (after agents)
* docs: add pt-BR and ko translations for agent-capabilities and updated skills/tools
* docs: add Arabic (ar) translations for agent-capabilities and updated skills/tools