Add platformio ci and a dummy arduino project (#113)

Author: SergiusTheBest

.circleci/config.yml

@@ -1,8 +1,20 @@
 version: 2.0
 jobs:
-  build:
+  rtems:
     docker:
       - image: sergiusthebest/rtems-arm-rasberrypi-ci:latest
     steps:
       - checkout
-      - run: cmake -H. -Bbuild -DCMAKE_TOOLCHAIN_FILE=$CMAKE_TOOLCHAIN_FILE && cd build && make -j
+      - run: cmake -H. -Bbuild -DCMAKE_TOOLCHAIN_FILE=$CMAKE_TOOLCHAIN_FILE && cd build && make -j
+  platformio:
+    docker:
+      - image: sergiusthebest/platformio-ci:latest
+    steps:
+      - checkout
+      - run: pio run -d samples/Arduino
+workflows:
+  version: 2
+  workflow:
+    jobs:
+      - rtems
+      - platformio

samples/Arduino/platformio.ini

@@ -0,0 +1,22 @@
+; PlatformIO Project Configuration File
+;
+;   Build options: build flags, source filter
+;   Upload options: custom upload port, speed and extra flags
+;   Library options: dependencies, extra library storages
+;   Advanced options: extra scripting
+;
+; Please visit documentation for the other options and examples
+; https://docs.platformio.org/page/projectconf.html
+
+[platformio]
+include_dir = ../../include
+
+[env:esp8266]
+platform = espressif8266
+board = nodemcuv2
+framework = arduino
+
+[env:esp32]
+platform = espressif32
+board = esp32dev
+framework = arduino

samples/Arduino/src/main.cpp

@@ -0,0 +1,11 @@
+#include <Arduino.h>
+#include <plog/Log.h>
+
+void setup()
+{
+}
+
+void loop()
+{
+    delay(1000); // Wait for a second
+}