One Solution to setup new iot devices. Using Web Server to help user easily type in wifi and mqtt credentials.

The following things are required:

1. Platform IO or Arduino IDE
2. ESP32
3. MQTT Broker

Instruction:

1. Choose COM port (PlatformIO)

2. Upload Filesyste Image to the ESP32 SPIFFS (PlatformIO)

Terminal Output:

3. Upload Program to ESP32 (PlatformIO)

Terminal Output:

4. Start Serial Monitor and wait for WebServer and IP

5. Login to AP.

6. Open Browser. Type in IP shown in Serial Monitor. Submit Inputs and wait for result.

Success:

After success, esp will restart after 5s.