added component for dropdown box for COM Port selection

resources/config.yaml

@@ -16,4 +16,4 @@ baud_rate: 9600
 
 # adjust the amount of signal noise reduction depending on your hardware quality
 # supported values are "low" (excellent hardware), "default" (regular hardware) or "high" (bad, noisy hardware)
-noise_reduction: default
+noise_reduction: default

resources/test.js

@@ -0,0 +1,3 @@
+import { SerialPort } from 'serialport'
+
+console.log(SerialPort.list())