build-publish-image.yml

# This is an example GitHub action that will build and publish a Docker image to DockerHub
# You need to add the following secrets to your GitHub Repository or Organization to make this work
# - DOCKER_USERNAME: The username of the DockerHub account. E.g. parity
# - DOCKER_TOKEN: Access token for DockerHub, see https://docs.docker.com/docker-hub/access-tokens/. E.g. VVVVVVVV-WWWW-XXXXXX-YYYY-ZZZZZZZZZ
# The following are setup as an environment variable below
# - DOCKER_REPO: The unique name of the DockerHub repository. E.g. parity/polkadot

name: Build & Publish Docker Image

# Controls when the action will run.
on:
  # Triggers the workflow on push events but only for the main branch
  # push:
    # branches: [ main ]

  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:
    inputs:
      environment:
        required: false
        description: Specify environment to run on.
  
# Set an environment variable (that can be overriden) for the Docker Repo
env:
  DOCKER_REPO: societal/website

# A workflow run is made up of one or more jobs that can run sequentially or in parallel
jobs:

  build:
    # The type of runner that the job will run on
    runs-on: ubuntu-20.04

    # Steps represent a sequence of tasks that will be executed as part of the job
    steps:
      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
      - name: Check out the repo
        uses: actions/checkout@v2.5.0

      # Login to Docker hub using the credentials stored in the repository secrets
      - name: Log in to Docker Hub
        uses: docker/login-action@v2.1.0
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_TOKEN }}
      
      # Get the commit short hash, to use as the rev
      - name: Calculate rev hash
        id: rev
        run: echo "value=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT

      # Get the tag if available to use as a docker tag
      - name: Set tag if available
        run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV

      - name: Docker Build Publish
        uses: ./.github/actions/docker-build-publish