cache-bust.yml

name: Update Service Worker Cache Version

on:
  push:
    branches:
      - main
    paths-ignore:
      - ".github/**"

jobs:
  cache-bust:
    runs-on: ubuntu-latest
    permissions:
      contents: write

    steps:
      - uses: actions/checkout@v4

      - name: Update service worker cache version
        run: |
          SHORT_SHA="${GITHUB_SHA::8}"
          sed -i "s|^const CACHE_VERSION = .*|const CACHE_VERSION = \"${SHORT_SHA}\";|" sw.js
          node scripts/update-version.js

      - name: Commit updated build metadata
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git add sw.js version.json
          if git diff --cached --quiet; then
            echo "No changes to commit."
          else
            git commit -m "chore: update build metadata [skip ci]"
            git push
          fi