# registryKey

**Kind:** Function

**Source:** [`atloria-monorepo/apps/api/src/docs-repo/sidecar.ts`](https://github.com/sherkety/atloria/blob/main/atloria-monorepo/apps/api/src/docs-repo/sidecar.ts#L107)

## Signature

```ts
function registryKey(docUuid: string, lang: string | null): string
```

## Parameters

| Name | Type |
|---|---|
| `docUuid` | `string` |
| `lang` | `string | null` |

**Returns:** `string`