move hardbeat handling into backend, add publish lanestate for lighttower

platformio.ini

@@ -89,3 +89,19 @@ lib_deps =
 	mlesniew/PicoMQTT@^1.3.0
 	miguelbalboa/MFRC522@^1.4.12
 	adafruit/RTClib@^2.1.4
+
+[env:esp32-s3-devkitc-1]
+board = esp32-s3-devkitc-1
+monitor_speed = 115200
+board_upload.flash_size = 16MB
+board_build.partitions = default_16MB.csv
+build_flags = 
+  -DARDUINO_USB_CDC_ON_BOOT=1
+  -DBATTERY_PIN=35
+lib_deps = 
+	bblanchon/ArduinoJson@^7.4.1
+	esp32async/ESPAsyncWebServer@^3.7.7
+	esp32async/AsyncTCP@^3.4.2
+	mlesniew/PicoMQTT@^1.3.0
+	miguelbalboa/MFRC522@^1.4.12
+	adafruit/RTClib@^2.1.4