Hey ! Thanks all for your answers ! It helped me a lot.
Here is the pcb updated :
Let me know if you see something wrong, I'm still a newbie !

Thanks in advance.

Thanks very much to every one ! I will propose a new version of this to get it perfect. Thanks again !

Hello everyone, I'm new in electronic design and pcb design. So I'm currently designing a new pcb with esp32 for an automatic watering system. Here is the schematic, can someone tell me if there is something wrong, specially with the voltage regulator. If you have some tips to improve this. Thanks i...