name: 'Build & Push Docker'
inputs:
compose-version:
description: 'Docker Compose version'
default: 2.6.0
registry:
description: 'Docker registry service'
default: ghcr.io
username:
description: 'Username for https://ghcr.io'
required: true
password:
description: 'Password for https://ghcr.io'
required: true
image:
description: 'Image name with provider url'
required: true
dockerfile:
description: 'Path to the Dockerfile'
required: true
context:
description: 'Path to the Context'
default: .
required: true
build-args:
description: 'List of build-time variables'
required: false
outputs:
image:
description: 'Image url'
value: ${{ steps.imageOutput.outputs.imageUrl }}
imageid:
description: 'Image ID'
value: ${{ steps.publish.outputs.imageId }}
digest:
description: 'Image digest'
value: ${{ steps.publish.outputs.digest }}
metadata:
description: 'Build result metadata'
value: ${{ steps.publish.outputs.metadata }}
runs:
using: 'composite'
steps:
- name: Log in to the ghcr.io registry
uses: docker/login-action@v3
with:
registry: ${{ inputs.registry }}
username: ${{ inputs.username }}
password: ${{ inputs.password }}
- name: Docker meta
id: meta
uses: docker/metadata-action@v5
with:
images: |
${{ inputs.image }}
tags: |
type=ref,event=branch
type=sha,prefix=
type=semver,pattern={{raw}}
- name: Set up Docker Buildx
uses: docker/setup-buildx-action@v3
- name: Build and push the image to ghcr.io
uses: docker/build-push-action@v6
id: publish
with:
context: ${{ inputs.context }}
file: ${{ inputs.dockerfile }}
push: true
tags: ${{ steps.meta.outputs.tags }}
labels: ${{ steps.meta.outputs.labels }}
build-args: ${{ inputs.build-args }}
cache-from: type=registry,ref=${{ inputs.image }}-cache
cache-to: type=registry,ref=${{ inputs.image }}-cache,mode=max
- id: imageOutput
shell: bash
run: |
echo "imageUrl=${{ fromJSON(steps.publish.outputs.metadata)['image.name'] }}" >> $GITHUB_OUTPUT
