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fix attestations

fix attestations #4

name: publish-images
on:
push:
workflow_dispatch:
env:
REGISTRY: ghcr.io
IMAGE_NAME: ${{ github.repository }}
jobs:
build-and-push-image:
runs-on: ubuntu-latest
permissions:
contents: read
packages: write
attestations: write
id-token: write
steps:
- name: Checkout repository
uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
- name: Log in to the Container registry
uses: docker/login-action@184bdaa0721073962dff0199f1fb9940f07167d1 # v3.5.0
with:
registry: ${{ env.REGISTRY }}
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Build and push Docker image
id: push
uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 # v6.18.0
with:
context: .
file: ./Dockerfile-notebook-base
build-args: |
DASK_VERSION=2025.7.0
PYTHON_VERSION=3.13
push: true
tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}-notebook-base
# create an attestation to prove that this image came from a workflow in this repository
- name: Generate artifact attestation
uses: actions/attest-build-provenance@e8998f949152b193b063cb0ec769d69d929409be # v2.4.0
with:
subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}-notebook-base
subject-digest: ${{ steps.push.outputs.digest }}
push-to-registry: true