action.yml

name: Setup Docker Buildx
description: >
  Create a multi-arch Docker Buildx builder using remote BuildKit nodes.
  The builder is automatically removed when the job finishes (cleanup is
  enabled by default in docker/setup-buildx-action).

inputs:
  amd64-endpoint:
    description: BuildKit endpoint for linux/amd64
    default: tcp://buildkit-amd64.buildkit:1234
  arm64-endpoint:
    description: BuildKit endpoint for linux/arm64
    default: tcp://buildkit-arm64.buildkit:1234
  name:
    description: Builder instance name
    default: navigator

runs:
  using: composite
  steps:
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3
      with:
        name: ${{ inputs.name }}
        driver: remote
        endpoint: ${{ inputs.amd64-endpoint }}
        platforms: linux/amd64
        append: |
          - endpoint: ${{ inputs.arm64-endpoint }}
            platforms: linux/arm64