esp32 wifi weather api

esp32 exercise:

Connecting to Wi-Fi
Getting localization through IP stack
Get weather information for the acquired localization through Open Weather
LED feedback for some conditions

Complete description here.

Building and Flashing

Considering the board is plugged and accessible, and esp-idf environment working

Setup the wifi credentials on menu "Setup Wi-Fi" in idf.py menuconfig
Setup your credentials to the APIs on "APIs credentials" in idf.py menuconfig
Build and run the source code:

The code can be built and flashed to ESP32-DevKitC with:

$ idf.py flash