Arduino build

Author: tobozo

.github/workflows/arduino.yml

@@ -22,6 +22,9 @@ jobs:
           platforms: |
             - name: esp32:esp32
               source-url: https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json
+          libraries: |
+            - ArduinoJson
+            - ESP32-targz
           #sketch-paths: |
             #- examples/HTTP/HTTP/HTTP.ino
           #cli-compile-flags: |