Inngest v3 to v4 Migration

Use this skill when the user asks to upgrade Inngest, fix v3/v4 errors, migrate realtime, or clean up a codebase that has mixed SDK patterns.

Primary reference: https://www.inngest.com/docs/reference/typescript/v4/migrations/v3-to-v4

This skill is agent-first: detect actual usage first, make mechanical API changes in a controlled order, then typecheck and run focused tests.

When to Trigger

Use this skill for requests like: