Added the cpp and platformio.ini

platformio.ini

@@ -0,0 +1,37 @@
+; PlatformIO Project Configuration File
+;
+;   Build options: build flags, source filter
+;   Upload options: custom upload port, speed and extra flags
+;   Library options: dependencies, extra library storages
+;   Advanced options: extra scripting
+;
+; Please visit documentation for the other options and examples
+; https://docs.platformio.org/page/projectconf.html
+
+; [env:esp32-c3-devkitm-1]
+; platform = espressif32
+; board = esp32-c3-devkitm-1
+; framework = arduino
+
+; monitor_speed = 115200
+
+; build_flags =
+;     -DARDUINO_USB_CDC_ON_BOOT=1
+;     -DARDUINO_USB_MODE=1
+
+; lib_deps =
+;     adafruit/Adafruit SSD1306 @ ^2.5.7
+;     adafruit/Adafruit GFX Library @ ^1.11.7
+
+[env:esp32dev]
+platform = espressif32
+board = esp32dev
+framework = arduino
+upload_speed = 115200
+monitor_speed = 115200
+
+; Explicit flash settings for stability
+board_build.flash_mode = dio
+board_build.flash_size = 4MB
+board_build.flash_freq = 40m
+