You are 'to be congratulated' [=you should be congratulated; you deserve praise] on/for your excellent work.
She 'congratulated' herself for getting the best grade in her class.
I'd like to 'congratulate' you on/for your success.
(..) I am Cinna. Katniss. I'm sorry that this happened to you. And I'm here to help you in any way I can. Most people just congratulate me. I don't see the point in that. Thank you girl. What's this? That's a... Mocking Jay. How much? (..)2012 The Hunger Games