build_release.yml

name: Build and Release Firmware - PIO CI
on:
  push:
    tags:
      - 'v*'
jobs:
  build:
    permissions:
      contents: write
    runs-on: ubuntu-latest
    steps:
    - name: Checkout Repo
      uses: actions/checkout@v2
    - name: Cache pip
      uses: actions/cache@v2
      with:
        path: ~/.cache/pip
        key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
        restore-keys: |
          ${{ runner.os }}-pip-
    - name: Cache PlatformIO
      uses: actions/cache@v2
      with:
        path: ~/.platformio
        key: ${{ runner.os }}-${{ hashFiles('**/lockfiles') }}
    - name: Set up Python
      uses: actions/setup-python@v2
    - name: Install PlatformIO
      run: |
        python -m pip install --upgrade pip
        pip install --upgrade platformio
    - name: Install ESP Tool
      run: python -m pip install esptool
    - name: Run PlatformIO Build
      run: pio run -e transmitter -e receiver
    - name: Merge Receiver Firmware
      run: |
        cd .pio/build/receiver/
        esptool.py --chip esp32 merge_bin -o receiver_fw.bin 0x1000 bootloader.bin 0x8000 partitions.bin 0x10000 firmware.bin
        cd -
        mv .pio/build/receiver/receiver_fw.bin .
    - name: Merge Transmitter Firmware
      run: |
        cd .pio/build/transmitter/
        esptool.py --chip esp32 merge_bin -o transmitter_fw.bin 0x1000 bootloader.bin 0x8000 partitions.bin 0x10000 firmware.bin
        cd -
        mv .pio/build/transmitter/transmitter_fw.bin .
    - name: Set Environment
      run: |
        git fetch --depth=1 origin +refs/tags/*:refs/tags/*
        echo "TAG_MESSAGE=$(git tag -l --format='%(contents:subject)' ${GITHUB_REF#refs/*/})" >> $GITHUB_ENV      
    - name: Create Release
      uses: ncipollo/release-action@v1
      with:
        artifacts: "transmitter_fw.bin,receiver_fw.bin"