App Contract & Builder Boundaries When this skill applies Use this skill when the main decision is about what a VTEX IO app is, what capabilities it declares, and which integration boundaries it publishes through . - Creating a new VTEX IO app and defining its initial contract - Adding or removing builders to match app capabilities - Choosing between and - Deciding whether a capability belongs in the current app or should move to another app - Troubleshooting link or publish failures caused by manifest-level contract issues Do not use this skill for: - service runtime behavior such as , memor…