name: Build and Push Docker Image
on:
push:
branches: [main]
pull_request:
branches: [main]
env:
REGISTRY: ghcr.io
IMAGE_NAME: ${{ github.repository }}
jobs:
build:
runs-on: ubuntu-latest
permissions:
contents: write
packages: write
steps:
- name: Checkout
uses: actions/checkout@v4
with:
fetch-depth: 0
- name: Get next version
id: version
if: github.event_name != 'pull_request'
run: |
# Get the latest tag, default to v0.0.0 if none exists
LATEST_TAG=$(git describe --tags --abbrev=0 2>/dev/null || echo "v0.0.0")
echo "Latest tag: $LATEST_TAG"
# Extract version numbers
VERSION=${LATEST_TAG#v}
IFS='.' read -r MAJOR MINOR PATCH <<< "$VERSION"
# Increment patch
PATCH=$((PATCH + 1))
NEW_VERSION="v${MAJOR}.${MINOR}.${PATCH}"
echo "New version: $NEW_VERSION"
echo "version=$NEW_VERSION" >> $GITHUB_OUTPUT
echo "version_number=${MAJOR}.${MINOR}.${PATCH}" >> $GITHUB_OUTPUT
- name: Create and push tag
if: github.event_name != 'pull_request'
run: |
git config user.name "github-actions[bot]"
git config user.email "github-actions[bot]@users.noreply.github.com"
git tag ${{ steps.version.outputs.version }}
git push origin ${{ steps.version.outputs.version }}
- name: Set up QEMU
uses: docker/setup-qemu-action@v3
- name: Set up Docker Buildx
uses: docker/setup-buildx-action@v3
- name: Log in to Container Registry
if: github.event_name != 'pull_request'
uses: docker/login-action@v3
with:
registry: ${{ env.REGISTRY }}
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Extract metadata
id: meta
uses: docker/metadata-action@v5
with:
images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
tags: |
type=ref,event=branch
type=raw,value=${{ steps.version.outputs.version_number }},enable=${{ github.event_name != 'pull_request' }}
type=sha,prefix=
type=raw,value=latest,enable={{is_default_branch}}
- name: Build and push
uses: docker/build-push-action@v6
with:
context: .
platforms: linux/amd64,linux/arm64
push: ${{ github.event_name != 'pull_request' }}
tags: ${{ steps.meta.outputs.tags }}
labels: ${{ steps.meta.outputs.labels }}
cache-from: type=gha
cache-to: type=gha,mode=max
