> ## Documentation Index
> Fetch the complete documentation index at: https://docs.meridian.surf/llms.txt
> Use this file to discover all available pages before exploring further.

# Developer

> Action blocks for developer in the Meridian builder.

Internal testing blocks for Meridian staff.

Categories mirror the builder block palette. Search the palette or use the links below to jump to a specific block.

## Blocks

* [Post flow error card](/builder/action-blocks/developer/post-flow-error-card) — Trigger runtime flow errors to test error handling. Meridian team only.