docker-push.yaml

name: Build and Push Docker Image
on:
  push:
    branches: [main]
permissions:
  contents: read
  id-token: write
jobs:
  documentation-image:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Set image tag to timestamp and shortened commit hash
        run: |
          SHORT_HASH=$(echo ${{ github.sha }} | cut -c1-7)
          TIMESTAMP=$(date +%s)
          echo "IMAGE_TAG=${TIMESTAMP}-${SHORT_HASH}" >> "${GITHUB_ENV}"
      - uses: aws-actions/configure-aws-credentials@8a84b07f2009032ade05a88a28750d733cc30db1
        with:
          role-to-assume: arn:aws:iam::192824654885:role/github-actions-ecr
          aws-region: eu-west-2
      - uses: aws-actions/amazon-ecr-login@v1
        id: ecr_login
      - run: |
          docker build -t $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG -f Dockerfile .
          docker push $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG
        env:
          ECR_REGISTRY: ${{ steps.ecr_login.outputs.registry }}
          ECR_REPOSITORY: documentation