fix(tg): remove close_forum_topic from /archive — unsupported in Threaded Mode

adapter/telegram/handlers/commands.py

@@ -49,12 +49,11 @@ async def cmd_archive(message: Message) -> None:
     if chat is None or chat["archived_at"] is not None:
         await message.answer("Этот чат не найден или уже архивирован.")
         return
-    try:
-        await message.bot.close_forum_topic(chat_id=message.chat.id, message_thread_id=thread_id)
-    except TelegramBadRequest as e:
-        logger.warning("cmd_archive_bot_error", error=str(e))
     db.archive_chat(user_id=user_id, thread_id=thread_id)
-    await message.answer("Чат архивирован.")
+    await message.answer(
+        "Чат архивирован. Бот больше не будет отвечать в этом топике.\n"
+        "Топик останется в списке — это ограничение Telegram."
+    )
     logger.info("cmd_archive", user_id=user_id, thread_id=thread_id)
 
 

tests/adapter/telegram/test_commands.py

@@ -53,8 +53,11 @@ async def test_cmd_archive_closes_and_archives(fresh_db, monkeypatch):
     fresh_db.create_chat(1, 42, "Чат #1")
     msg = make_message(user_id=1, thread_id=42, chat_id=100)
     await mod.cmd_archive(msg)
-    msg.bot.close_forum_topic.assert_called_once_with(chat_id=100, message_thread_id=42)
+    # close_forum_topic is NOT called — unsupported in Threaded Mode personal chats
+    msg.bot.close_forum_topic.assert_not_called()
     assert fresh_db.get_chat(1, 42)["archived_at"] is not None
+    msg.answer.assert_called_once()
+    assert "архивирован" in msg.answer.call_args[0][0]
 
 
 async def test_cmd_archive_unknown_topic_replies_error(fresh_db, monkeypatch):