action.yml

# Candace Savonen Apr 2025
name: 'Build Docker Image'
description: 'Build and push from a dockerfile in the repository'
inputs:
  directory:
    description: "What's the file path to this Dockerfile's folder in this repo"
    required: true
    type: string
  tag:
    description: 'What is this called on Dockerhub? e.g. jhudsl/base_ottr'
    required: true
    type: string
  dockerhubpush:
    description: 'Should this be pushed to Dockerhub?'
    required: false
    default: 'false'
    type: string
  token:
    description: 'A GitHub Personal Access Token'
    required: false
  dockerhub_username:
    description: 'A Dockerhub username that has access to this image'
    required: false
  dockerhub_token:
    description: 'A Dockerhub token that has persmissions to push to this image'
    required: false

outputs:
  success:
    value: ${{ steps.push.outcome }}

runs:
  using: "composite"
  steps:
    - name: Checkout
      uses: actions/checkout@v4
      with:
        fetch-depth: 0
        token: ${{ inputs.token }}

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3

    - name: Login to Docker Hub
      if: ${{ inputs.dockerhubpush != 'false' }}
      uses: docker/login-action@v3
      with:
        username: ${{ inputs.dockerhub_username }}
        password: ${{ inputs.dockerhub_token }}

    - name: Build
      id: push
      uses: docker/build-push-action@v6
      with:
        push: ${{ inputs.dockerhubpush }}
        context: ${{ inputs.directory }}
        file: ${{ inputs.directory }}/Dockerfile
        platforms: linux/amd64
        tags: ${{ inputs.tag }}