Pipeline Doctor Quick reference for PostHog's ingestion pipeline framework and its convention-checking agents. Architecture overview The ingestion pipeline processes events through a typed, composable step chain: See for the real implementation. Key file locations | What | Where | | ----------------- | ------------------------------------------------------------- | | Step type | | | Result types | | | Doc-test chapters | | | Joined pipeline | | | Doctor agents | | | Test helpers | | Which agent to use | Concern | Agent | When to use | | --------------- | ----------------------------- | ------…