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Merge pull request #5 from jurajama/workflow-build #2

Merge pull request #5 from jurajama/workflow-build

Merge pull request #5 from jurajama/workflow-build #2

Workflow file for this run

name: Build and Push Docker Image
on:
push:
paths:
- 'Dockerfile'
- '.github/workflows/build.yml'
workflow_dispatch:
jobs:
build:
runs-on: ubuntu-latest
permissions:
contents: read
packages: write
steps:
- name: Checkout repository
uses: actions/checkout@v4
- name: Set up Docker Buildx
uses: docker/setup-buildx-action@v3
- name: Log in to GitHub Container Registry
uses: docker/login-action@v3
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
# This logic of using hard-coded "dev" tag would not work if multiple developers would be working
# on the same repository on different branches. Then it would be better to use the branch name in tag.
- name: Set image tag based on branch
id: set_image_tag
run: |
if [ "${GITHUB_REF}" == "refs/heads/main" ]; then
echo "image_tag=latest" >> $GITHUB_ENV
elif [[ "${GITHUB_REF}" == refs/heads/* ]]; then
echo "image_tag=dev" >> $GITHUB_ENV
fi
# If the build was triggered by pushing commits to a branch, push the image with the dev/latest tag.
- name: Build and push Docker image with dev/latest tag
if: ${{ env.image_tag }}
uses: docker/build-push-action@v6
with:
context: .
push: true
platforms: linux/amd64,linux/arm64
tags: ghcr.io/jurajama/rocky8-python:${{ env.image_tag }}
cache-from: type=gha,scope=${{ github.ref_name }}
cache-to: type=gha,mode=max,scope=${{ github.ref_name }}
no-cache: ${{ github.ref == 'refs/heads/main' }}
# If the build was triggered by a tag, extract the version from the tag and push the image with the version tag.
- name: Extract version from git tag
if: startsWith(github.ref, 'refs/tags/v')
id: extract_version
run: echo "version=${GITHUB_REF#refs/tags/v}" >> $GITHUB_ENV
- name: Build and push Docker image with version tag
if: ${{ env.version }}
uses: docker/build-push-action@v6
with:
context: .
push: true
platforms: linux/amd64,linux/arm64
tags: ghcr.io/jurajama/rocky8-python:${{ env.version }}
cache-from: type=gha,scope=${{ github.ref_name }}
cache-to: type=gha,mode=max,scope=${{ github.ref_name }}
no-cache: ${{ github.ref == 'refs/heads/main' }}