Update app.py

app.py

@@ -176,9 +176,10 @@ def next_step(prev_level, user_answer, question_text, passage_text,
 
     # ✅ 最終問題なら結果だけ大きく表示
     if question_count >= 5:
+        final_level = prev_level if correct else new_level
         return (
-            f"<h1>🎯 Your Reading level: <strong>Level {new_level}</strong></h1>",
-            "", "", new_level,
+            f"<h1>🎯 Your Reading level: <strong>Level {final_level}</strong></h1>",
+            "", "", final_level,
             None, "", False, "", "", user_id, passage_id
         )