PoeNaConta/poe-na-conta-front

AI Summary: The frontend for the Poe na Conta project is encountering an error when attempting to generate a donut/pizza chart. The backend is returning a 500 error when the `/balanceCategories` endpoint is called. The task is to wait for the backend issue (linked in the issue description) to be resolved before implementing the chart functionality in the frontend. No action is needed on the frontend until the backend issue is fixed.