1. Install the Inngest SDK using npm, yarn, pnpm, or bun.
2. Create an Inngest client with a unique ID.
3. Configure environment variables (INNGEST_EVENT_KEY, INGEST_SIGNING_KEY, INGEST_DEV).
4. Choose a connection mode: serve endpoint (HTTP) or connect as worker (WebSocket).
5. Implement the chosen connection mode (e.g., create an API endpoint for HTTP mode).
6. Start the Inngest Dev Server for local development.
7. Test the setup by invoking functions and sending events.