Add lilygo_t_deck_plus_s3 build environment

Author: iMRUM

platformio.ini

@@ -51,4 +51,16 @@ platform = espressif32@ 6.5.0
 board = seeed_xiao_esp32c3
 board_build.mcu = esp32c3
 board_build.f_cpu = 160000000L
-framework = arduino
+framework = arduino
+
+[env:lilygo_t_deck_plus_s3]
+platform = espressif32@ 6.5.0
+board = esp32-s3-devkitc-1
+board_build.mcu = esp32s3
+framework = arduino
+build_flags =
+ ${env.build_flags}
+ -DARDUINO_USB_MODE=1
+ -DARDUINO_USB_CDC_ON_BOOT=1
+monitor_port = /dev/ttyACM*
+upload_port = /dev/ttyACM*