PCB Silkscreen DCDC Polarity

Suggest that + and - signs be added to the silkscreen for the DCDC-5V component.  Next to the in and out would be ideal.
Suggested markup is attached--the blue + and blue - signs.

<img width="777" height="516" alt="Image" src="https://github.com/user-attachments/assets/52c68513-8e7b-4e8b-8e64-314339c13187" />