test: wait for page to load

tests/libs/load-page.ts

@@ -4,6 +4,6 @@ export function loadPage() {
   test.beforeEach(async ({ page }) => {
     await page.goto('http://localhost:8080');
     // waiting for page loading end
-    // await page.waitForTimeout(1000);
+    await page.waitForSelector('#__next');
   });
 }