build-u18surge.yml

name: Build Ubuntu18 Image
on:
  workflow_dispatch:

defaults:
  run:
    shell: bash

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: baconpaul/sst-dockerimages/ubuntu18_surge_build

jobs:
  build_image:
    permissions: write-all
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

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

      - name: Login to GHCR.io
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          github-token: ${{ secrets.GITHUB_TOKEN }}

      - name: Display tags
        run: |
          echo "## Build Metadata " >> $GITHUB_STEP_SUMMARY
          echo " " >> $GITHUB_STEP_SUMMARY
          echo "tags: ${{ steps.meta.outputs.tags }}" >> $GITHUB_STEP_SUMMARY
          echo "labels: ${{ steps.meta.output.labels }}" >> $GITHUB_STEP_SUMMARY

      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          push: true
          file: ubuntu-18-upgrade-cmake/Dockerfile
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          secrets: |
            GIT_AUTH_TOKEN=${{ secrets.GITHUB_TOKEN }}

      - name: Generate artifact attestation
        uses: actions/attest-build-provenance@v1
        with:
          subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME}}
          subject-digest: ${{ steps.push.outputs.digest }}
          push-to-registry: true
          github-token: ${{ secrets.GITHUB_TOKEN }}