Update app.py

app.py

@@ -73,7 +73,7 @@ def make_html_file(generated_level):
             // Step 5: Run the game now that its files are in place.
             document.body.innerHTML = ''; // Clear the "Loading..." message
             cheerpjCreateDisplay(512, 500);
-            cheerpjRunJar("/str/mario.jar");
+            cheerpjRunJar("/str/mario.jar", "/files/mylevel.txt");
 
         }} catch (error) {{
             console.error("Failed to load the Mario game:", error);