javascript.yml

name: Build

on:
  push:
    branches:
      - master
  pull_request:

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build:
    runs-on: ubuntu-24.04
    permissions:
      contents: read
      packages: write
    steps:
    - uses: actions/checkout@v4
    - name: Log in to the Container registry
      uses: docker/login-action@v3
      with:
        registry: ${{ env.REGISTRY }}
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}
    - name: Determine tag
      id: tag-determiner
      env:
        PR_NUM: ${{ github.event.pull_request.number }}
      run: |
        SECONDS_IN_YEAR=$(($(date +%s) - $(date +%s --date="$(date +%Y)-01-01 00:00:00 UTC")))
        # Seconds in hex padded to 7 digits
        SECONDS_HEX=$(printf "%.7x\n" ${SECONDS_IN_YEAR})
        # Replace slashes in refname since not supported in image tags
        REF_NAME=$(echo ${GITHUB_REF_NAME} | sed -e 's~/~-~g')
        if [ -n "${PR_NUM}" ]
        then
          REF_NAME=pr-${PR_NUM}
        fi
        echo "tag-name=${REF_NAME}-$(date +%Y)-${SECONDS_HEX}" >> $GITHUB_OUTPUT
    - name: Build and push Docker image
      uses: docker/build-push-action@v6
      with:
        context: .
        push: true
        tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.tag-determiner.outputs.tag-name }}