Create compile_examples.yml

Add workflow

.github/workflows/compile_examples.yml

@@ -0,0 +1,16 @@
+name: Compile examples folder
+
+on:
+  - push
+  - pull_request
+
+jobs:
+  compile-examples:
+    runs-on: ubuntu-latest
+
+    steps:
+        - uses: actions/checkout@v3
+        - uses: arduino/compile-sketches@v1
+          with:
+            libraries: |
+              - source-path: ./