key-cape/.forgejo/workflows/image.yaml
tegwick ec706da304
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Tier-2 Forgejo pilot: image build workflow on railiance01 runner
Uses archive checkout + static docker-cli (non-root host runner pattern).
Pushes to forgejo.coulomb.social/coulomb/key-cape per RAIL-HO-WP-0005-T10.
2026-07-04 10:23:38 +02:00

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YAML

name: Build and Publish Container Image
on:
push:
branches:
- main
paths:
- ".forgejo/workflows/image.yaml"
- "Dockerfile"
- "src/**"
workflow_dispatch:
env:
REGISTRY: forgejo.coulomb.social
IMAGE_NAME: coulomb/key-cape
DOCKER_HOST: tcp://127.0.0.1:2375
jobs:
build-and-push:
runs-on: container-build
steps:
- name: Build and push image
env:
REGISTRY_USER: ${{ secrets.REGISTRY_USER }}
REGISTRY_TOKEN: ${{ secrets.REGISTRY_TOKEN }}
run: |
set -eu
REF="${GITHUB_SHA:-main}"
mkdir -p buildctx "${HOME}/bin"
wget -qO /tmp/repo.tar.gz \
"https://forgejo.coulomb.social/${GITHUB_REPOSITORY}/archive/${REF}.tar.gz"
tar xzf /tmp/repo.tar.gz -C buildctx --strip-components=1
wget -qO- https://download.docker.com/linux/static/stable/x86_64/docker-27.3.1.tgz \
| tar xz --strip-components=1 -C "${HOME}/bin" docker/docker
export PATH="${HOME}/bin:${PATH}"
docker version
echo "${REGISTRY_TOKEN}" | docker login "${REGISTRY}" -u "${REGISTRY_USER}" --password-stdin
SHORT="${REF:0:7}"
IMAGE="${REGISTRY}/${IMAGE_NAME}"
docker build -t "${IMAGE}:latest" -t "${IMAGE}:main-${SHORT}" buildctx
docker push "${IMAGE}:latest"
docker push "${IMAGE}:main-${SHORT}"
echo "pushed ${IMAGE}:latest and ${IMAGE}:main-${SHORT}"