Create build_examples.yml

initial CI test

.github/workflows/build_examples.yml

@@ -0,0 +1,46 @@
+# based on https://github.com/arduino-libraries/ArduinoBLE/blob/master/.github/workflows/compile-examples.yml
+name: Build Lib Examples
+
+on:
+
+  # Trigger workflow on every push and pull request
+  push:
+  pull_request:
+
+  # Also run every 7 days to catch breakage caused by changes to external resources (libraries, platforms).
+  schedule:
+    # Minute, Hour, Day of Month, Month, Day of Week -> every 7 days at 9.15pm
+    - cron: '15 21 */7 * *'
+
+jobs:
+
+  # Build for AVR
+  build-for-avr:
+    runs-on: ubuntu-latest
+    env:
+      SKETCHES_REPORTS_PATH: sketches-reports
+    strategy:
+      fail-fast: false
+      matrix:
+        board:
+          - fqbn: arduino:avr:mega                    # Arduino Mega2560
+            artifact-name-suffix: arduino_avr_mega
+          - fqbn: arduino:avr:uno                     # Arduino Uno
+            artifact-name-suffix: arduino_avr_uno
+    steps:
+      - uses: actions/[email protected]                 # check-out this repo
+      - uses: arduino/[email protected]         # build Arduino examples
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}   # required for private repos
+          fqbn: ${{ matrix.board.fqbn }}
+          libraries: |
+            - source-path: ./
+          sketch-paths: |
+            - examples
+          cli-compile-flags: |
+            - --warnings="all"
+      - uses: actions/[email protected]          # upload test reports
+        with:
+          if-no-files-found: error
+          path: ${{ env.SKETCHES_REPORTS_PATH }}
+          name: sketches-report-${{ matrix.board.artifact-name-suffix }}