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docs/modules/verae-zapier-simulator/trace.md

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+# `verae-zapier-simulator/trace`
+
+**Package:** `verae-zapier-simulator`  
+**Source:** `packages/verae-zapier-simulator/src/trace.js`  
+**Lines:** 45
+
+## What this module is
+
+Implementation module in `verae-zapier-simulator`. The tables below are extracted from the source (signatures + JSDoc).
+
+## Exports
+
+`TraceBus`
+
+## Types / interfaces / classes
+
+| Kind | Name |
+|------|------|
+| class | `TraceBus` |
+
+## Functions
+
+_No top-level functions extracted._
+
+## Methods (class / object)
+
+| Name | Parameters |
+|------|------------|
+| `constructor` | `(none)` |
+| `now` | `(none)` |
+| `emit` | `e` |
+
+## What it imports / requires
+
+_No imports detected._
+
+## Call graph (identifiers invoked)
+
+`constructor`, `now`, `emit`, `push`
+
+Each identifier is a call site in this file. Follow the import list to see the defining module; open that module’s MD for parameter and return types.
+
+## Return values (how to read this)
+
+- HTTP route handlers return Express `res.json(...)` bodies (see route docs).
+- Zapier `perform` functions return a **single object** (creates) or an **array** (triggers/searches).
+- Pricing functions return integer **cents** on `Quote.totalCents`.
+