updatet versions of actions and added os-matrix

.github/workflows/build.yml

@@ -8,38 +8,39 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+    runs-on: ${{ matrix.os }}
 
     steps:
       - uses: actions/checkout@v3
       - name: Cache pip
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
           restore-keys: |
             ${{ runner.os }}-pip-
       - name: Cache PlatformIO
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ~/.platformio
           key: ${{ runner.os }}-${{ hashFiles('**/lockfiles') }}
       - name: Set up Python
-        uses: actions/setup-python@v3
+        uses: actions/setup-python@v4
         with:
           python-version: "3.9.15"
       - name: Install PlatformIO
         run: |
           python -m pip install --upgrade pip
           pip install --upgrade platformio
-      - run: ls
       - name: Copy of necessary files
         run: |
           cp platformio_orig.ini platformio.ini
           cp src/loraconf_sample.h src/loraconf.h
           cp src/ota_sample.conf src/ota.conf
           cp src/paxcounter_orig.conf src/paxcounter.conf
-      - run: ls
-
       - name: Run PlatformIO
         run: pio run