build-and-publish.yml

name: Build and Publish Docker Image

on:
  workflow_dispatch:
  push:
    branches:
      - main
  pull_request:
    types:
      - closed
    branches:
      - main

jobs:
  build-and-publish:
    runs-on: ubuntu-latest
    permissions:
      packages: write
      contents: read

    steps:
      - name: Set lower case owner name
        run: |
          echo "OWNER_LC=${OWNER,,}" >>${GITHUB_ENV}
        env:
          OWNER: '${{ github.repository_owner }}'

      - name: Checkout code
        uses: actions/checkout@v4

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Get UID and GID
        id: ids
        run: |
          echo "USER_UID=$(id -u)" >> $GITHUB_ENV
          echo "USER_GID=$(id -g)" >> $GITHUB_ENV

      - name: Build and push Docker image
        uses: docker/build-push-action@v5.3.0
        with:
          context: .
          push: true
          tags: ghcr.io/${{ env.OWNER_LC }}/${{ github.event.repository.name }}:latest
          build-args: |
            USER_UID=${{ env.USER_UID }}
            USER_GID=${{ env.USER_GID }}