Create ci.yml

.github/workflows/ci.yml

@@ -0,0 +1,28 @@
+name: Arduino Library CI
+
+on: [pull_request, push, repository_dispatch]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    
+    steps:
+      - uses: actions/setup-python@v1
+        with:
+          python-version: '3.x'
+      
+      - uses: actions/checkout@v2
+
+      - uses: actions/checkout@v2
+        with:
+           repository: adafruit/ci-arduino
+           path: ci
+
+      - name: pre-install
+        run: bash ci/actions_install.sh
+        
+      - name: install-deps
+        run: bash .github/scripts/dep-install.sh
+
+      - name: test platforms
+        run: python3 ci/build_platform.py esp8266 esp32