docker.yml

# This workflow uses actions that are not certified by GitHub.
# They are provided by a third-party and are governed by
# separate terms of service, privacy policy, and support
# documentation.

# GitHub recommends pinning actions to a commit SHA.
# To get a newer version, you will need to update the SHA.
# You can also reference a tag or branch, but the action may change without warning.

name: Publish Docker image

on:
  workflow_dispatch:
    inputs:
      environment:
        description: "Environment to run tests against"
        required: true
        type: choice
        options:
          - ref
          - abn
          - production
      branch:
        description: "Branch to run the workflow on"
        required: true
        default: "main"
        type: string

env:
  REGISTRY: ghcr.io
  IMAGE_NAME_APP: visualize-admin/electricity-prices-switzerland
  IMAGE_NAME_SCREENSHOT: visualize-admin/elcom-strompreise-screenshot

jobs:
  push_to_registry:
    name: Push Docker image to Github Container registry
    runs-on: ubuntu-latest
    steps:
      - name: Check out the repo
        uses: actions/checkout@v4

      - name: Create fake wiki content
        run: echo "[]" > src/wiki-content.json

        # Build app
      - name: Extract metadata (tags, labels) for Docker
        id: meta-app
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.IMAGE_NAME_APP}}
          # Default value for tags + added the type=raw line
          tags: |
            type=schedule
            type=ref,event=branch
            type=ref,event=tag
            type=ref,event=pr
            type=raw,value=env-app-${{ inputs.environment }}

      - name: Log in to Github Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GH_TOKEN }}

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

      - name: Generate artifact attestation
        uses: actions/attest-build-provenance@v1
        with:
          subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME_APP}}
          subject-digest: ${{ steps.push-app.outputs.digest }}
          push-to-registry: true

      # Build screenshot
      - name: Extract metadata (tags, labels) for Docker
        id: meta-screenshot
        uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
        with:
          images: ${{ env.IMAGE_NAME_SCREENSHOT}}
          # Default value for tags + added the type=raw line
          tags: |
            type=schedule
            type=ref,event=branch
            type=ref,event=tag
            type=ref,event=pr
            type=raw,value=env-app-${{ inputs.environment }}

      - name: Build and push Docker image
        id: push-screenshot
        uses: docker/build-push-action@v6
        with:
          context: ./screenshot-service
          file: ./screenshot-service/Dockerfile
          push: true
          tags: ${{ steps.meta-app.outputs.tags }}
          labels: ${{ steps.meta-screenshot.outputs.labels }}

      - name: Generate artifact attestation
        uses: actions/attest-build-provenance@v1
        with:
          subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME_SCREENSHOT}}
          subject-digest: ${{ steps.push-app.outputs.digest }}
          push-to-registry: true