Update app.py

app.py

@@ -67,7 +67,8 @@ def log_to_csv(entry: dict):
         )
 
 def log_event(state: dict, **kwargs):
-    now = (datetime.utcnow() + timedelta(hours=9)).strftime("%Y-%m-%d %H:%M:%S")
+    # ✅ Excelで#####になりにくいよう「JST」を付けてテキスト化
+    now = (datetime.utcnow() + timedelta(hours=9)).strftime("%Y-%m-%d %H:%M:%S") + " JST"
     entry = {"time": now, "user_id": state.get("user_id"), **kwargs}
     log_to_csv(entry)
 
@@ -158,7 +159,7 @@ def start_test(student_id, state):
     question = generate_question(text)
     displayed_time = datetime.utcnow() + timedelta(hours=9)
 
-    # ✅ startログ（choice/correct/actionsは空）
+    # ✅ startログ：actions列に "start test pushed" を入れる
     log_event(
         state,
         question_number=1,
@@ -167,7 +168,7 @@ def start_test(student_id, state):
         question=question,
         choice=None,
         correct=None,
-        actions=None,
+        actions="start test pushed",
     )
 
     return (