re structure

platformio.ini

@@ -1,15 +1,12 @@
 [env:m5paper]
 platform = espressif32
-; platform = https://github.com/platformio/platform-espressif32.git#feature/arduino-upstream
 board = m5stack-fire
 framework = arduino
 upload_speed = 2000000
-; platform_packages =
-;      framework-arduinoespressif32 @ https://github.com/espressif/arduino-esp32.git
 monitor_speed = 115200
 board_build.partitions = default_16MB.csv
 build_flags = 
-  -std=gnu++17
+  -std=gnu++20
   -Ofast
   -DBOARD_HAS_PSRAM
   -mfix-esp32-psram-cache-issue
@@ -23,8 +20,3 @@ lib_deps =
   LovyanGFX
   bblanchon/ArduinoJson
   knolleary/PubSubClient
-; upload_protocol = espota
-; upload_port = 192.168.10.104
-; extra_scripts =
-;   pre:extra_script.py
-; upload_flags = --host_port=55910