forgejo-actions-probe/.forgejo/workflows/image-build.yaml

name: Image Build Probe

on:
  push:
    paths:
      - ".forgejo/workflows/image-build.yaml"
      - "Dockerfile"
  workflow_dispatch:

env:
  REGISTRY: forgejo.coulomb.social
  IMAGE_NAME: coulomb/forgejo-actions-probe
  DOCKER_HOST: tcp://127.0.0.1:2375

jobs:
  image-build:
    runs-on: container-build
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Build and push image
        env:
          REGISTRY_USER: ${{ secrets.REGISTRY_USER }}
          REGISTRY_TOKEN: ${{ secrets.REGISTRY_TOKEN }}
        run: |
          set -eu
          mkdir -p "${HOME}/bin"
          wget -qO- https://download.docker.com/linux/static/stable/x86_64/docker-27.3.1.tgz             | tar xz --strip-components=1 -C "${HOME}/bin" docker/docker
          export PATH="${HOME}/bin:${PATH}"
          docker version
          echo "${REGISTRY_TOKEN}" | docker login "${REGISTRY}" -u "${REGISTRY_USER}" --password-stdin
          TAG="${GITHUB_SHA:-manual}"
          SHORT="${TAG:0:7}"
          IMAGE="${REGISTRY}/${IMAGE_NAME}"
          docker build -t "${IMAGE}:latest" -t "${IMAGE}:${SHORT}" .
          docker push "${IMAGE}:latest"
          docker push "${IMAGE}:${SHORT}"
          echo "pushed ${IMAGE}:latest and ${IMAGE}:${SHORT}"