GitHub Actionsでのパッケージの公開とインストール

#
name: Create and publish a Docker image

# Configures this workflow to run every time a change is pushed to the branch called `release`.
on:
  push:
    branches: ['release']

jobs:
# This job checks out the repository contents, installs `npm`, uses npm and webpack to build the app, and uploads the built files as an artifact that can be downloaded later in the workflow.
# It assumes that the built files are written to a directory called `public`.
  run-npm-build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: npm install and build webpack
        run: |
          npm install
          npm run build
      - uses: actions/upload-artifact@v3
        with:
          name: webpack artifacts
          path: public/

# This job uses `npm test` to test the code. `needs: run-npm-build` makes this job dependent on the `run-npm-build` job.
  run-npm-test:
    runs-on: ubuntu-latest
    needs: run-npm-build
    strategy:
      matrix:
        os: [ubuntu-latest]
        node-version: [14.x, 16.x]
    steps:
      - uses: actions/checkout@v4
      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@v3
        with:
          node-version: ${{ matrix.node-version }}
      - uses: actions/download-artifact@v3
        with:
          name: webpack artifacts
          path: public
      - name: npm install, and test
        run: |
          npm install
          npm test
        env:
          CI: true

# This job publishes the package. `needs: run-npm-test` makes this job dependent on the `run-npm-test` job.
  build-and-push-image:
    runs-on: ubuntu-latest
    needs: run-npm-test 
    # Sets the permissions granted to the `GITHUB_TOKEN` for the actions in this job.
    permissions:
      contents: read
      packages: write 
      #
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      # Uses the `docker/login-action` action to log in to the registry using the account and password that will publish the packages. Once published, the packages are scoped to the account defined here.
      - name: Log in to GitHub Docker Registry
        uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
        with:
          registry: docker.YOUR-HOSTNAME.com
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      # This step uses the `docker/build-push-action` action to build the image, based on your repository's `Dockerfile`. If the build succeeds, it pushes the image to GitHub Packages.
      # It uses the `tags` parameter to tag the image with the SHA of the commit that triggered the workflow.
      - name: Build and push Docker image
        uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4
        with:
          push: true
          tags: |
            docker.YOUR-HOSTNAME.com/${{ github.repository }}/octo-image:${{ github.sha }}