docker-main.yaml

name: Populate docker cache
on:
  push:
    branches:
      - main
      # Use this branch for tests:
      - docker-main-test
  workflow_dispatch:
    inputs:
      network:
        description: 'Network'
        default: 'local'
        type: string
      no_cache:
        description: 'no-cache'
        required: true
        default: false
        type: boolean
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true
jobs:
  builder:
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v4
      # We use `buildx` and its GitHub Actions caching support `type=gha`. For
      # more information, see
      # https://github.com/docker/build-push-action/issues/539
      - name: Set up docker buildx
        uses: docker/setup-buildx-action@v3
      - name: Provide empty global config
        run: echo '{}' > global-config.json
      - name: Build docker artifacts
        uses: docker/build-push-action@v6
        with:
          context: .
          file: Dockerfile
          build-args: |
            DFX_NETWORK=${{ inputs.network || 'local' }}
            COMMIT=${{ github.sha }}
          no-cache: ${{ inputs.no_cache || false }}
          cache-from: type=gha,scope=cached-stage
          cache-to: type=gha,scope=cached-stage,mode=max
          outputs: type=cacheonly
          target: scratch