Use helper script in CI

Author: MATTYGILO

.github/workflows/build_boards.yml

@@ -39,44 +39,14 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v2
 
-      - name: Prepare to Build Tensorflow Micropython Firmware for ESP32
-        run: |
-          git submodule init
-          git submodule update --recursive
-          cd third_party/micropython
-          git submodule update --init lib/axtls
-          git submodule update --init lib/berkeley-db-1.xx
-          cd ports/esp32
-          make BOARD= submodules
-          cd ../../../
-
       - name: Setup Python
         uses: actions/setup-python@v5
         with:
           python-version: 3.10.16
 
-      - name: Setup IDF
-        run: |
-          source ./third_party/micropython/tools/ci.sh && ci_esp32_idf_setup
-
-      - name: Setup Build for Tensorflow
-        run: |
-          source ./esp-idf/export.sh
-          pip3 install Pillow numpy Wave
-
-      - name: Build micropython cross compiler
-        run: |
-          source ./esp-idf/export.sh
-          cd ./third_party/micropython
-          make -C mpy-cross V=1 clean all
-
-      - name: Build Firmware
+      - name: Build firmware using helper script
         run: |
-          source ./esp-idf/export.sh
-          cd ./boards/${{ matrix.board_type }}
-          rm -rf build
-          idf.py clean build
-          chmod +x ../../scripts/assemble-unified-image-esp.sh
+          ./scripts/build_and_check.sh ${{ matrix.board_type }}
 
       - name: Archive Firmware
         uses: actions/upload-artifact@v4

README.md

@@ -23,3 +23,5 @@ A helper script `scripts/build_and_check.sh` can be used to build the firmware f
 ```
 
 The script expects the submodules to be accessible over the network in order to fetch Micropython and related dependencies.
+
+This helper script is also invoked by the continuous integration workflow to build firmware artifacts automatically.

scripts/build_and_check.sh

@@ -29,13 +29,16 @@ fi
 # Source esp-idf environment
 source ./esp-idf/export.sh
 
+# Install Python packages required for the build
+pip3 install Pillow numpy Wave
+
 # Build micropython cross compiler
 pushd third_party/micropython >/dev/null
 make -C mpy-cross V=1 clean all
 popd >/dev/null
 
 # Build firmware for the selected board
-pushd boards/${BOARD} >/dev/null
+pushd "boards/${BOARD}" >/dev/null
 rm -rf build
 idf.py clean build
 chmod +x ../../scripts/assemble-unified-image-esp.sh