update.yml

name: Check Update

on:
  schedule:
    - cron: "0 * * * *"
  workflow_dispatch:

jobs:
  check:
    runs-on: ubuntu-latest
    if: github.event_name != 'schedule' || (github.event_name == 'schedule' && github.repository == 'factoriotools/factorio-docker')
    outputs:
      updated: ${{ steps.changes.outputs.updated }}

    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Save current HEAD
        id: before
        run: echo "sha=$(git rev-parse HEAD)" >> "$GITHUB_OUTPUT"

      - name: Run update script
        run: ./update.sh
        shell: bash

      - name: Check for changes
        id: changes
        run: |
          if [ "$(git rev-parse HEAD)" != "${{ steps.before.outputs.sha }}" ]; then
            echo "updated=true" >> "$GITHUB_OUTPUT"
          else
            echo "updated=false" >> "$GITHUB_OUTPUT"
          fi

  build:
    needs: check
    if: needs.check.outputs.updated == 'true'
    uses: ./.github/workflows/docker-build.yml
    secrets: inherit