try to add gh action

.github/workflows/build.yml

@@ -0,0 +1,36 @@
+name: Build
+
+on:
+  workflow_dispatch:
+  push:
+  pull_request:
+    branches: [ master ]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  build-esp:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Setup Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: '3.x'
+
+    - name: Pull ESP-IDF docker
+      run: docker pull espressif/idf:v3.3.1
+
+    - name: Checkout
+      uses: actions/checkout@v3
+
+    - name: Build
+      run: docker run --rm -v $PWD:/project -w /project espressif/idf:v3.3.1 make firmware
+
+    - name: Upload Artifacts
+      uses: actions/upload-artifact@v3
+      with:
+        name: NINA_W102-${{ github.sha }}
+        path: |
+          NINA_W102*.bin