build-artifacts.yml

name: Build Artifacts

on:
  push:
    branches:
      - "main"
  pull_request:

jobs:
  build-artifacts:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout main branch
        uses: actions/checkout@v3
        with:
          ref: ${{ github.event.pull_request.base.sha }}
          fetch-depth: 0

      - name: Grab version in `package.json` in main
        run: echo "version=$(cat package.json | jq -r .version)" >> $GITHUB_OUTPUT
        id: base-version

      - name: Checkout develop branch
        uses: actions/checkout@v3

      - name: Grab version in `package.json` in develop
        run: echo "version=$(cat package.json | jq -r .version)" >> $GITHUB_OUTPUT
        id: new-version

      - name: Compare versions
        uses: madhead/semver-utils@latest
        id: comparison
        with:
          version: ${{ steps.new-version.outputs.version }}
          compare-to: ${{ steps.base-version.outputs.version }}

      - name: Check if version increased
        id: check
        run: |
          [[ ">" == "${{ steps.comparison.outputs.comparison-result }}" ]] && echo "changed=true" || echo "changed=false" >> "$GITHUB_OUTPUT"

      # Trigger Release
      - name: Repository Dispatch
        if: github.event_name == 'push' && steps.check.outputs.changed == 'true'
        uses: peter-evans/repository-dispatch@v1
        with:
          token: ${{ secrets.PUBLIC_REPO_ACCESS_TOKEN }}
          event-type: trigger-release
          client-payload: '{"ref": "${{ github.ref }}", "sha": "${{ github.sha }}"}'