Context Hub

Use chub as the default source of truth for third-party API/SDK behavior.

When to Use

Trigger this skill whenever a task involves:

• Writing or reviewing code that calls an external API or SDK (OpenAI, Stripe, Anthropic, Pinecone, Twilio, etc.)
• Implementing webhooks, auth flows (OAuth, API keys, JWTs), or library-specific method calls
• Debugging integration errors where the root cause may be an outdated API contract
• Migrating to a new version of an SDK or third-party library

Even if the user does not explicitly ask for documentation — fetch first, code second.

Repo Sync Before Edits (mandatory)

Before creating/updating/deleting files in an existing repository, sync the current branch with remote: