name: Publish package to gpr only for certain branch

on:
  workflow_dispatch:
    inputs:
      branch:
        description: 'Branch to publish to GPR'     
        required: true

jobs:
  publish_gpr:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-node@v2
        with:
          node-version: 14
          registry-url: "https://npm.pkg.github.com"
          scope: "@epispot"
      - name: Git config
        run:
          git checkout ${{ github.event.inputs.branch }}
      - run: echo "registry=https://npm.pkg.github.com/@epispot" >> .npmrc
      - run: npm publish --access=public
        env:
            NODE_AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}