With this application we can connect the ESP32 board
by bluetooth BLE to load SSID and password of home wifi and connect the board ESP32, also we can obtain IP y and switch to update mode. Then you can modifiy the scketch of the link to add your project and update at any time without buttons or USB connection.
and so to be able to carry out projects only with the basic ESP32 board
(load by usb one time only, an arduino sketch to ESP32 board
https://github.com/matiasalejandro/ESP32-BLE-IP/blob/master/BLEupdate6.ino )
link youtube:https://youtu.be/tmzaNyIRSQc