update dependency

platformio.ini

@@ -9,33 +9,25 @@
 ; https://docs.platformio.org/page/projectconf.html
 
 [platformio]
-default_envs = esp32dev
+default_envs = m5stickc
 workspace_dir = ./arduino/.pio
 include_dir = ./arduino/include
 src_dir = ./arduino/src
 lib_dir = ./arduino/lib
 data_dir = ./arduino/data
 test_dir = ./arduino/test
 
-
 [common]
 lib_deps =
-    adafruit/DHT sensor library@^1.4.4
+	adafruit/DHT sensor library@^1.4.4
 	me-no-dev/ESP Async WebServer @ ^1.2.3
+	bblanchon/ArduinoJson@^6.21.3
+	m5stack/M5Stickc@^0.2.5
 
-
-[env:esp32dev]
+[env:m5stickc]
 platform = espressif32
-board = esp32dev
+board = m5stick-c
 framework = arduino
 monitor_speed = 115200
-lib_deps = ${common.lib_deps}
-
-[env:m5stack-core2]
-platform = espressif32
-board = m5stack-core2
-framework = arduino
-monitor_speed = 115200
-lib_ldf_mode = deep
-lib_deps = ${common.lib_deps}
-			m5stack/M5Core2@^0.1.7
+lib_deps =
+	${common.lib_deps}