build.yml

name: Build latest Docker image

on:
  push:
    branches:
      - master
  workflow_dispatch:
  
env:
  DOCKER_CLI_EXPERIMENTAL: enabled
 
jobs:
  build:
    runs-on: ubuntu-22.04

    steps:
    - name: Checkout
      uses: actions/checkout@v2

    - name: Setup Environment
      run: |
        docker buildx create --name arm_builder --driver docker-container
        docker buildx use arm_builder
        docker run --rm --privileged tonistiigi/binfmt --install all

    - name: Build Docker image
      id: build
      run: |
        export DIR_TMP="$(mktemp -d)"
        git clone -b master https://github.com/flydog-sdr/docker-builder ${DIR_TMP}/docker-builder
        cd ${DIR_TMP}/docker-builder/flycat-sdr
        docker buildx build --platform linux/arm/v7 -t flycat-sdr -o type=docker -f ./Dockerfile .
        echo "::set-output name=status::success"

    - name: Push to registry
      if: steps.build.outputs.status == 'success'
      env:
          REGISTRY_USERNAME_DOCKERHUB: ${{ secrets.REGISTRY_USERNAME_DOCKERHUB }}
          REGISTRY_PASSWORD_DOCKERHUB: ${{ secrets.REGISTRY_PASSWORD_DOCKERHUB }}
      run: |
        docker tag flycat-sdr ${REGISTRY_USERNAME_DOCKERHUB}/flycat-sdr:latest
        echo ${REGISTRY_PASSWORD_DOCKERHUB} | docker login --username ${REGISTRY_USERNAME_DOCKERHUB} --password-stdin
        docker push ${REGISTRY_USERNAME_DOCKERHUB}/flycat-sdr:latest