mastodon/.github/workflows/chromatic.yml

name: 'Chromatic'
permissions:
  contents: read

on:
  push:
    branches-ignore:
      - renovate/*
      - stable-*

jobs:
  pathcheck:
    name: Check for relevant changes
    runs-on: ubuntu-latest
    outputs:
      changed: ${{ steps.filter.outputs.src }}
    steps:
      - name: Checkout code
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
        with:
          fetch-depth: 0

      - uses: dorny/paths-filter@de90cc6fb38fc0963ad72b210f1f284cd68cea36 # v3
        id: filter
        with:
          filters: |
            src:
              - 'package.json'
              - 'yarn.lock'
              - '**/*.js'
              - '**/*.jsx'
              - '**/*.ts'
              - '**/*.tsx'
              - '**/*.css'
              - '**/*.scss'
              - '.github/workflows/chromatic.yml'            

  chromatic:
    name: Run Chromatic
    runs-on: ubuntu-latest
    needs: pathcheck
    if: github.repository == 'mastodon/mastodon' && needs.pathcheck.outputs.changed == 'true'
    steps:
      - name: Checkout code
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
        with:
          fetch-depth: 0

      - name: Set up Javascript environment
        uses: ./.github/actions/setup-javascript

      - name: Build Storybook
        run: yarn build-storybook

      - name: Run Chromatic
        uses: chromaui/action@07791f8243f4cb2698bf4d00426baf4b2d1cb7e0 # v13
        with:
          projectToken: ${{ secrets.CHROMATIC_PROJECT_TOKEN }}
          zip: true
          storybookBuildDir: 'storybook-static'
          exitOnceUploaded: true # Exit immediately after upload
          autoAcceptChanges: 'main' # Auto-accept changes on main branch only