GitHub Action to add and commit a new Jekyll blog post

publish-jekyll-update.yml

name: Post release to Jekyll Blog

on:
  release:
    types: [published]
    
# The GitHub Actions workflow Spincord uses to create and publish a new blog post for every published git tag release.
# This workflow is set up to publish a new blog post to the Spincord gh-pages/jekyll
# site every time a new release is published. The blog post uses the corresponding tag 
# name in the title along with the release's body and the current date.

jobs:
  post:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v2
        with:
          ref: 'gh-pages' # change to relevant github pages branch

      - name: Create blog post
        # the shell script for curling the release info that's then parsed and read into vars with jq
        # api url can be changed to whatever
        run: |
          read release_name release_date release_url release_body < <(echo $(curl -s -H "Accept: application/vnd.github.v3+json" 'https://api.github.com/repos/kmrn/spincord/releases/latest' | jq -r '.tag_name, .published_at, .url, .body'))
          cat << EOF > ./_posts/$(date +%F)-release-$release_name.markdown
          ---
          layout: post
          title: Release $release_name
          date: $release_date
          author: actions-user
          categories: release
          ---

          $release_body

          [View this release on GitHub]($release_url)
          
          EOF

      - name: Add and commit
        uses: EndBug/[email protected]
        with:
          author_name: Github Actions
          author_email: [email protected]
          message: 'post release info to blog'
          ref: 'gh-pages'

        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}