npm new package version check action for GitHub Actions.

This action must execute after npm install for your dependencies.

Slack notification example, using 8398a7/action-slack:

name: Check Package

on: 
  schedule:
    - cron: '0 8 * * 5' # every friday AM 8:00
jobs:
  npm:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - run: npm install
    - uses: MeilCli/npm-update-check-action@v5
      id: outdated
    - uses: 8398a7/action-slack@v2
      if: steps.outdated.outputs.has_npm_update != 'false'
      with:
        status: ${{ job.status }}
        text: ${{ steps.outdated.outputs.npm_update_text }}
        author_name: GitHub Actions
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}

You can also pin to a specific release version in the format @v5.x.x

• execute_directories
  • optional
  • execute directories of npm outdated command
  • if multiple directories, write multiline
• depth
  • optional
  • max depth for checking dependency tree
• output_text_style
  • optional
  • output text style
  • value: short or long, default: short

• has_npm_update
  • has new package version information
  • value: true or false
• npm_update_text
  • new package version information text, styled by output_text_style
• npm_update_json
  • new package version information json

see Contributing.md