✅ Add extra test

tests/test_frontend.py

@@ -542,6 +542,13 @@ def test_frontend_routes_are_not_in_openapi(tmp_path: Path):
             200,
             "index",
         ),
+        (
+            "tutorial005_py310.py",
+            {"index.html": "index"},
+            "/dashboard",
+            404,
+            '{"detail":"Not Found"}',
+        ),
     ],
 )
 def test_docs_frontend_examples(