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Merge pull request #13 from allthingslinux/fix/labeler-yaml-keys #4

Merge pull request #13 from allthingslinux/fix/labeler-yaml-keys

Merge pull request #13 from allthingslinux/fix/labeler-yaml-keys #4

name: Reusable — Docker Build & Push
on:
workflow_call:
secrets:
GITHUB_TOKEN:

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secret name `GITHUB_TOKEN` within `workflow_call` can not be used since it would collide with system reserved name
description: Token for GHCR login (pass secrets.GITHUB_TOKEN from the caller)
required: true
inputs:
context:
required: true
type: string
image-name:
required: true
type: string
push:
required: false
type: boolean
default: false
platforms:
required: false
type: string
default: "linux/amd64"
jobs:
build:
runs-on: ubuntu-latest
timeout-minutes: 20
permissions:
contents: read
packages: write
id-token: write
attestations: write
steps:
- name: Checkout
uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
- name: Setup Buildx
uses: docker/setup-buildx-action@b5ca514318bd6ebac0fb2aedd5d36ec1b5c232a2 # v3
- name: Log in to GHCR
uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # v3
if: inputs.push
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Extract metadata
id: meta
uses: docker/metadata-action@902fa8ec7d6ecbf8d84d538b9b233a880e428804 # v5
with:
images: ${{ inputs.image-name }}
tags: |
type=sha,format=short
type=ref,event=branch
type=raw,value=latest,enable=${{ github.ref == 'refs/heads/main' }}
- name: Build and push
uses: docker/build-push-action@14487ce63c7a62a4a324b0bfb37086795e31c6c1 # v6
id: build
with:
context: ${{ inputs.context }}
file: ${{ inputs.context }}/Containerfile
push: ${{ inputs.push }}
tags: ${{ steps.meta.outputs.tags }}
labels: ${{ steps.meta.outputs.labels }}
platforms: ${{ inputs.platforms }}
cache-from: type=gha,scope=${{ inputs.image-name }}
cache-to: type=gha,mode=max,scope=${{ inputs.image-name }}
provenance: true
sbom: true
- name: Attest build provenance
uses: actions/attest-build-provenance@a2bbfa25375fe432b6a289bc6b6cd05ecd0c4c32 # v4.1.0
if: inputs.push
with:
subject-name: ${{ inputs.image-name }}
subject-digest: ${{ steps.build.outputs.digest }}
push-to-registry: true