tests/TestCase.php

@@ -6,5 +6,12 @@
 
 abstract class TestCase extends BaseTestCase
 {
-    //
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        // CI runs the asset build in a separate job, so there is no Vite
+        // manifest here; without this any test that renders the layout fails.
+        $this->withoutVite();
+    }
 }