generalize CB, remove Patstat specific input names

configuration inputs are still named "PATSTAT_DB" and "PATSTAT_HOST" etc. This should be generalized to fit to any database. 

<img width="346" height="393" alt="Image" src="https://github.com/user-attachments/assets/bfbf9da7-863d-4a56-8eae-2cef15bec531" />