ESP8266 with Thinger.io for Bulb control

FormBulbController.cs

using System;
using System.Net.Http;
using System.Windows.Forms;

namespace ESP8266BulbControl
{
    public partial class FormBulbController : Form
    {
        HttpClient http = new HttpClient();

        public FormBulbController()
        {
            InitializeComponent();
        }

        private void buttonSwitchOn_Click(object sender, EventArgs e)
        {
            http.GetAsync("https://api.thinger.io/v2/users/nakov/devices/esp8266bulb/bulbSwitchOn");
        }

        private void FormBulbController_Load(object sender, EventArgs e)
        {
            http.DefaultRequestHeaders.Add("Authorization", "Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJleHAiOjE1Nzk0NTQ5MjMsImlhdCI6MTU3OTQ0NzcyMywidXNyIjoibmFrb3YifQ.ywbCx8ckmm_Bzi0hfVFRJRDNUXjvMLgssfcDtyIvVtc");
        }

        private void buttonSwitchOff_Click(object sender, EventArgs e)
        {
            http.GetAsync("https://api.thinger.io/v2/users/nakov/devices/esp8266bulb/bulbSwitchOff");
        }
    }
}

main.cpp

#include <ThingerESP8266.h>

#define USERNAME "nakov"
#define DEVICE_ID "esp8266bulb"
#define DEVICE_CREDENTIAL "FDYmZop8Zu#2"

#define SSID "Softuni"
#define SSID_PASSWORD ""

ThingerESP8266 thing(USERNAME, DEVICE_ID, DEVICE_CREDENTIAL);

void blink3times(pson& in, pson& out) {
  for (int i = 0; i < 3; i++)
  {
    digitalWrite(LED_BUILTIN, HIGH);
    delay(500);
    digitalWrite(LED_BUILTIN, LOW);
    delay(500);
  }  
}

void blinkManyTimes(pson& in, pson& out) {
  int count = (int)in["count"];
  for (int i = 0; i < count; i++)
  {
    digitalWrite(LED_BUILTIN, HIGH);
    delay(500);
    digitalWrite(LED_BUILTIN, LOW);
    delay(500);
  }
  out["result"] = "OK";
}

void bulbSwitchOn() {
  digitalWrite(LED_BUILTIN, LOW);
}

void bulbSwitchOff() {
  digitalWrite(LED_BUILTIN, HIGH);
}

void setup() {
  // configure wifi network
  thing.add_wifi(SSID, SSID_PASSWORD);

  pinMode(LED_BUILTIN, OUTPUT);

  // pin control example (i.e. turning on/off a light, a relay, etc)
  thing["led"] << digitalPin(LED_BUILTIN);

  // resource output example (i.e. reading a sensor value, a variable, etc)
  thing["millis"] >> outputValue(millis());

  thing["blink3times"] = blink3times;
  thing["blinkManyTimes"] = blinkManyTimes;

  thing["bulbSwitchOn"] = bulbSwitchOn;
  thing["bulbSwitchOff"] = bulbSwitchOff;
}

void loop() {
  thing.handle();
}

Mobile App - Bulb Controller (App Inventor)

https://prnt.sc/qpuuiy

https://prnt.sc/qpuv80

platformio.ini

[env:nodemcuv2]
platform = espressif8266
board = nodemcuv2
framework = arduino
upload_speed = 921600