Function mockApiWithInlineJson

mockApiWithInlineJson(
    page: any,
    urlPatternKey: string,
    jsonBody: string,
): Promise<void>
Mocks a specific API endpoint with a hardcoded inline JSON response body. Supports fixtures for reusable API endpoints.
Parameters
- page: any
- urlPatternKey: string
- jsonBody: string
Returns Promise<void>
Example
```
Given I pw mock the API endpoint "/api/users" with body '{"id": 1, "name": "Fake"}'
```
- Defined in backend/api/mock.ts:18