WiFi set-up

wifi_setup.rs

// Initialize wifi configuration as a client configuration
let mut wifi = EspWifi::new(
    Arc::new(EspNetifStack::new().unwrap()),
    Arc::new(EspSysLoopStack::new().unwrap()),
    Arc::new(EspDefaultNvs::new().unwrap()),
).unwrap();

wifi.set_configuration(
    &Configuration::Client(ClientConfiguration {
        ssid: "<SSID>".into(),
        password: "<password>".into(),
        ..Default::default()
    })
).unwrap();