name: Create and publish a Docker image

on:
  push:
    branches:
      - 'main'
    paths:
      - demo/Dockerfile
    tags:
      - '[0-9]+.[0-9]+.[0-9]+'
  workflow_dispatch:

jobs:
  build-and-push-image:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Log in to DockerHub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: mzdotai/document-to-podcast
          flavor: |
            latest=auto

      - name: Build and push Docker image
        id: push
        uses: docker/build-push-action@v6
        with:
          context: "{{defaultContext}}:demo"
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
