publish.yml

# .github/workflows/publish.yml
name: Publish to pub.dev

on:
  push:
    tags:
    - 'v[0-9]+.[0-9]+.[0-9]+*' # tag-pattern on pub.dev: 'v'

# Publish using the reusable workflow from dart-lang.
jobs:
  publish-package:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Set up Flutter
        uses: subosito/flutter-action@v2

      - name: Get dependencies
        run: flutter pub get

      - name: Analyze code
        run: flutter analyze

      - name: Format code
        run: dart format .

      - name: Check publish warnings
        run: flutter pub publish --dry-run

      - name: Publish package
        uses: k-paxian/dart-package-publisher@master
        with:
          credentialJson: ${{ secrets.CREDENTIAL_SECRET }}
          flutter: true
          skipTests: true