Github – actions, publishing npm package to repo using package.json (publishConfig)

name: Publish

on:
  push:
    branches:
      - main

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v1
      - uses: actions/setup-node@v1
        with:
          node-version: 12
          registry-url: https://npm.pkg.github.com/
          scope: '@elephantventures'
      - run: npm install
      - run: npm publish
        env:
          NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}

Github create access token

Github – Create secret

push code