Method onAllFinished

FastCopy/RobocopyViewModel.cpp:349–358

		onAllFinished();
	}
	void RobocopyViewModel::onAllFinished()
	{
		auto formatString = GetStringResource(L"CopyFinishNotificationFormatString");
		Notification::SendSuccess(
			std::vformat(std::wstring_view{formatString}, std::make_wformat_args(OperationString().data(), m_finishedFiles)).data(), 
			m_destination
		);
		std::filesystem::remove(m_recordFile->GetPath().data());
		m_finishEvent(*this, FinishState::Success);
	}

	winrt::hstring RobocopyViewModel::finishedOperationString()
	{