Function waitForUI5Bootstrap

waitForUI5Bootstrap(
page: WaitPage,
options?: { timeout?: number },
): Promise<void>
Waits for SAP UI5 to finish bootstrapping (core library loaded).
Parameters
- page: WaitPage
  Playwright Page (or compatible subset).
- Optionaloptions: { timeout?: number }
  Optional timeout configuration.
Returns Promise<void>
Remarks
Polls for window.sap?.ui?.getCore existence using page.waitForFunction().

V16 tracked issue: Default timeout is DEFAULT_TIMEOUTS.UI5_BOOTSTRAP (60 000 ms) to accommodate slow first-load scenarios on SAP BTP.
Example
```
await waitForUI5Bootstrap(page, { timeout: 30_000 });
```
- Defined in core/utils/wait-helpers.ts:182