Update README.md #1
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
name: Docker | |
# This all came from github. I wrote none of it, but I did remove some bits that didn't work. | |
on: | |
push: | |
branches: [ "main" ] | |
# Publish semver tags as releases. | |
tags: [ 'v*.*.*' ] | |
pull_request: | |
branches: [ "main" ] | |
env: | |
# Use docker.io for Docker Hub if empty | |
REGISTRY: ghcr.io | |
# github.repository as <account>/<repo> | |
IMAGE_NAME: ${{ github.repository }} | |
jobs: | |
build: | |
runs-on: ubuntu-latest | |
permissions: | |
contents: read | |
packages: write | |
# This is used to complete the identity challenge | |
# with sigstore/fulcio when running outside of PRs. | |
id-token: write | |
steps: | |
- name: Checkout repository | |
uses: actions/checkout@v4 | |
# Workaround: https://github.com/docker/build-push-action/issues/461 | |
- name: Setup Docker buildx | |
uses: docker/setup-buildx-action@v2 | |
# Login against a Docker registry except on PR | |
# https://github.com/docker/login-action | |
- name: Log into registry ${{ env.REGISTRY }} | |
if: github.event_name != 'pull_request' | |
uses: docker/login-action@v2 | |
with: | |
registry: ${{ env.REGISTRY }} | |
username: ${{ github.actor }} | |
password: ${{ secrets.GITHUB_TOKEN }} | |
# Extract metadata (tags, labels) for Docker | |
# https://github.com/docker/metadata-action | |
- name: Extract Docker metadata | |
id: meta | |
uses: docker/metadata-action@v4 | |
with: | |
images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} | |
# Build and push Docker image with Buildx (don't push on PR) | |
# https://github.com/docker/build-push-action | |
- name: Build and push Docker image | |
id: build-and-push | |
uses: docker/build-push-action@v4 | |
with: | |
context: . | |
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 |