Any comments on my design ?!

Hi All,

I'm going to build a circuit to control the on time of water pump.

here is the schematic

View attachment 133639

and the pcb layout
View attachment 133641


top
View attachment 133642

bottom
View attachment 133643


the unused pins of MCU configured as an outputs and 0V written to them ..

should i do any modification on my design?


regards