LafayetteCollegeLibraries/spot

name: Build Spot container
inputs:
  image_name:
    required: true
    description: "Name for Docker image (ex. 'lafayette/rails')"
  tag:
    required: true
    description: "Version identifier for release (ex. '2023.1')"
  context:
    required: false
    default: '.'
    description: "Context for Docker image"
  registry:
    required: false
    default: "docker.io"
    description: "Registry tag (default is 'docker.io')"
  target:
    required: false
    description: "Docker target to build"
runs:
  using: composite
  steps:
    -
      id: build_date
      shell: bash
      name: Generate build date variable for Image
      run: |
        build_date="$(date +'%Y%m%d')"
        echo "date=$build_date" >> "$GITHUB_OUTPUT"
    -
      id: clean_tag
      shell: bash
      name: Clean Docker tag
      env:
        CURRENT_TAG: ${{ inputs.tag }}
      run: |
        clean_tag=$(echo $CURRENT_TAG | sed 's/\//__/')
        echo "tag=$clean_tag" >> "$GITHUB_OUTPUT"
    -
      name: Build and push ${{ inputs.image_name }} container
      uses: docker/build-push-action@v5
      with:
        build-args: |
          build_date="${{ steps.build_date.outputs.date }}"
        cache-from: type=gha
        cache-to: type=gha,mode=max
        context: ${{ inputs.context }}
        provenance: false
        push: true
        tags: ${{ inputs.registry }}/${{ inputs.image_name }}:${{ steps.clean_tag.outputs.tag }}
        target: ${{ inputs.target }}