build_push_docker_hub.yml

# This workflow will build and push a new container image to Amazon ECR,
# and then will deploy a new task definition to Amazon ECS which will be run by Fargate when a release is created
# This workflow will build and push a new container image to Docker Hub
# when a release is created
name: Build and Push docker image to Docker Hub

on:
  push:
    tags:
      - 'v*'
      - dev-latest

concurrency:
  group: ${{ github.ref }}
  cancel-in-progress: true

jobs:
  build-push:
    name: Build and Push docker image
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Login to Docker Hub
        uses: docker/login-action@v1
        with:
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_PASSWORD }}

      - name: Build, tag, and push image to Docker Hub
        id: build-push-image
        env:
          DOCKERHUB_USERNAME: alloranetwork
          DOCKERHUB_REPOSITORY: ${{github.event.repository.name}} 
        run: |
          #! Due to we trigger on push.tags GITHUB_REF - is the tag name
          GIT_TAG="$(echo $GITHUB_REF| sed 's#refs/tags/##')"

          IMAGE_TAG="${GITHUB_SHA:0:8}"
          EXTRA_IMAGE_TAGS=$GIT_TAG

          if [[ ${GIT_TAG} == v* ]]; then
            EXTRA_IMAGE_TAGS="${EXTRA_IMAGE_TAGS}"
          fi

          # Build a docker container and push it to Docker Hub.
          docker build --pull --build-arg "GH_TOKEN=${{ secrets.GH_READONLY_PAT }}" -t $DOCKERHUB_USERNAME/$DOCKERHUB_REPOSITORY:$IMAGE_TAG .
          docker push $DOCKERHUB_USERNAME/$DOCKERHUB_REPOSITORY:$IMAGE_TAG

          # Build and PUSH additional tags
          for tag in $(echo $EXTRA_IMAGE_TAGS| tr ";" "\n"); do
            docker tag $DOCKERHUB_USERNAME/$DOCKERHUB_REPOSITORY:$IMAGE_TAG $DOCKERHUB_USERNAME/$DOCKERHUB_REPOSITORY:$tag
            docker push $DOCKERHUB_USERNAME/$DOCKERHUB_REPOSITORY:$tag
          done