How do you make an app for ESP32 cam(Object detection + streaming), along with DHT11 values and Mq2 & Mq6 values?

I have the components ESP32 camera with esp32 development board, MQ2 & MQ6 sensors & DHT11. I've trained esp32 camera with ML model for Object detection, I want to see it in the app along with values of sensors

A google search provides these possible links that might get you started.

how did you trained esp32 camera for Object detection?