Personally, I think it is very necessary. First, tobacco has good benefits. Second, it belongs to civil servants and is guaranteed. Third, even if it is not successful, it should be regarded as a kind of training.
And don't always feel suspicious, even if there is a breach of contract, it is rare. It is impossible for all people in a unit to be related households, and they are all here to play. It always needs a few hard-working people. As long as you are good enough, I believe you will be fine.
Get dressed and come to the interview cheerfully. Come on!