faster testing on pre-built container

.github/workflows/build_platformio.yml

@@ -5,6 +5,7 @@ on: [push, pull_request]
 jobs:
   build-for-esp8266:
     runs-on: ubuntu-latest
+    container: ghcr.io/bertmelis/pio-test-container
     strategy:
       matrix:
         example: [
@@ -15,18 +16,13 @@ jobs:
           examples/tls-esp8266/tls-esp8266.ino
         ]
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/cache@v3
+      - uses: actions/checkout@v4
+      - uses: actions/cache@v4
         with:
           path: |
             ~/.cache/pip
             ~/.platformio/.cache
           key: ${{ runner.os }}-pio
-      - uses: actions/setup-python@v4
-        with:
-          python-version: '3.9'
-      - name: Install PlatformIO Core
-        run: pip install --upgrade platformio
       - name: Download external libraries
         run: pio pkg install --global --library me-no-dev/ESPAsyncTCP
       - name: Build PlatformIO examples
@@ -36,6 +32,7 @@ jobs:
 
   build-for-esp32:
     runs-on: ubuntu-latest
+    container: ghcr.io/bertmelis/pio-test-container
     strategy:
       matrix:
         example: [
@@ -45,18 +42,13 @@ jobs:
           examples/tls-esp32/tls-esp32.ino
         ]
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/cache@v3
+      - uses: actions/checkout@v4
+      - uses: actions/cache@v4
         with:
           path: |
             ~/.cache/pip
             ~/.platformio/.cache
           key: ${{ runner.os }}-pio
-      - uses: actions/setup-python@v4
-        with:
-          python-version: '3.9'
-      - name: Install PlatformIO Core
-        run: pip install --upgrade platformio
       - name: Download external libraries
         run: pio pkg install --global --library me-no-dev/AsyncTCP
       - name: Build PlatformIO examples
@@ -66,24 +58,20 @@ jobs:
 
   build-for-linux:
     runs-on: ubuntu-latest
+    container: ghcr.io/bertmelis/pio-test-container
     strategy:
       matrix:
         example: [
           examples/simple-linux/main.cpp
         ]
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/cache@v3
+      - uses: actions/checkout@v4
+      - uses: actions/cache@v4
         with:
           path: |
             ~/.cache/pip
             ~/.platformio/.cache
           key: ${{ runner.os }}-pio
-      - uses: actions/setup-python@v4
-        with:
-          python-version: '3.9'
-      - name: Install PlatformIO Core
-        run: pip install --upgrade platformio
       - name: Build PlatformIO examples
         run: pio ci --lib="." --project-conf="./examples/simple-linux/platformio.ini"
         env:

.github/workflows/cppcheck.yml

@@ -4,19 +4,10 @@ on: [push, pull_request]
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
-
+    container: ghcr.io/bertmelis/pio-test-container
     steps:
-    - uses: actions/checkout@v3
-    - name: Set up Python
-      uses: actions/setup-python@v4
-      with:
-        python-version: '3.10'
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install platformio
+    - uses: actions/checkout@v4
     - name: Cppcheck
       run: |
         pio check --fail-on-defect=medium --fail-on-defect=high --flags "--inline-suppr --enable=warning --enable=style --enable=performance --suppress=unusedFunction --suppress=preprocessorErrorDirective" --skip-packages

.github/workflows/cpplint.yml

@@ -8,11 +8,11 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
-        python-version: '3.10'
+        python-version: '3.11'
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/test_platformio.yml

@@ -4,20 +4,10 @@ on: [push, pull_request]
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
-
+    container: ghcr.io/bertmelis/pio-test-container
     steps:
-      - uses: actions/checkout@v3
-      - name: Set up Python
-        uses: actions/setup-python@v4
-        with:
-          python-version: '3.10'
-      - name: Install dependencies
-        run: |
-          sudo apt update && sudo apt install -y valgrind
-          python -m pip install --upgrade pip
-          pip install platformio
+      - uses: actions/checkout@v4
       - name: Start Mosquitto
         uses: namoshek/mosquitto-github-action@v1
         with: