master-zapier-plan-draft/docs/modules/zappier/upstream.md
George Lambert ac38676645
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Add NATS account-balance SoT and statement review for customers, CS, and sales
Internal billing now uses verae.billing.* request-reply and pubs. zappier-account-balance tracks prepaid, credits, usage, and payments. Portal, admin, CS, and sales all review the same statement. Independent Forgejo repos stay split via push-module-repos.
2026-09-11 15:35:37 -04:00

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# `zappier/upstream`
**Package:** `zappier`
**Source:** `packages/zappier/src/upstream.ts`
**Lines:** 46
## What this module is
Implementation module in `zappier`. The tables below are extracted from the source (signatures + JSDoc).
## Exports
`UpstreamFetch`, `proxyVerae`
## Types / interfaces / classes
| Kind | Name |
|------|------|
| type | `UpstreamFetch` |
## Functions
| Name | Parameters | Param types (JSDoc) | Returns | Calls (same file / helpers) |
|------|------------|---------------------|---------|-----------------------------|
| `proxyVerae` | `req: Request,
res: Response,
pathname: string,
fetchImpl: UpstreamFetch = fetch,` | — | `unknown` | see Call graph |
## What it imports / requires
- `express`
## Call graph (identifiers invoked)
`proxyVerae`, `replace`, `entries`, `set`, `header`, `toUpperCase`, `stringify`, `fetchImpl`, `toString`, `text`, `parse`, `isArray`, `status`, `json`
Each identifier is a call site in this file. Follow the import list to see the defining module; open that modules 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`.