fixed quotes

app.py

@@ -196,7 +196,7 @@ def prepare_questions_for_feedback(questions, answer_log):
         user_answer = answer_log[i]['selected']
         answers_text = "\n".join(
             [
-                f"- {"**(Правильна)**" if ans['isCorrect'] else ""} {"**(Обрана)**" if ans['answer'] == user_answer else ""} {ans['answer']}"
+                f"- {'**(Правильна)**' if ans['isCorrect'] else ''} {'**(Обрана)**' if ans['answer'] == user_answer else ''} {ans['answer']}"
                 for ans in question['answers']
             ]
         )