Make playwright an optional dependency in the main repo. Install with pnpm i @playwright/test

tests/util/setupPage.ts

@@ -0,0 +1,23 @@
+/* eslint-disable no-async-promise-executor */
+import { expect, FrameLocator, Page } from "@playwright/test";
+
+export function setupPage(page: Page, url: string): Promise<FrameLocator> {
+    return new Promise(async (resolve) => {
+        // Goto base url defined in config.
+        await page.goto("/");
+        await page.waitForSelector(".version > b");
+        const bar = page.locator(".bar");
+        const title = await page.locator(".version > b").textContent();
+        const frame = page.frameLocator("iframe");
+        expect(title).toBe("scramjet");
+
+        expect(bar).not.toBeNull();
+
+        await bar.fill(url);
+
+        await page.waitForTimeout(1000);
+        
+        await bar.press("Enter");
+        resolve(frame);
+    });
+}