update-about-mmc.yml

name: Update About MMC Section
# This GitHub Action will update the About Makers Making Change section of the Readme.md
# from the Makers-Making-Change repository readme.

# It replace everything in the Readme.md file between the tags <!-- ABOUT MMC START --> and
# <!-- ABOUT MMC END -->

# It is triggered manually through the GitHub Actions in the repository.
# Last updated: 2025-Apr-08
on:
  workflow_dispatch:  # Enables manual trigger via the Actions tab

jobs:
  update-about:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout this repo
        uses: actions/checkout@v3

      - name: Fetch shared About MMC section
        run: |
          curl -s https://raw.githubusercontent.com/makersmakingchange/Makers-Making-Change/refs/heads/main/ABOUT_MMC.md -o about.md

      - name: Replace About MMC section in README
        run: |
          if [ ! -f README.md ]; then
            echo "README.md not found!"
            exit 1
          fi

          awk '
            BEGIN { inside=0 }
            /<!-- ABOUT MMC START -->/ {
              print
              system("cat about.md")
              inside=1
              next
            }
            /<!-- ABOUT MMC END -->/ {
              inside=0
              print
              next
            }
            inside == 0 {
              print
            }
          ' README.md > temp.md

          mv temp.md README.md

      - name: Commit and push changes
        run: |
          git config user.name "github-actions"
          git config user.email "github-actions@github.com"

          git add README.md
          git diff --cached --quiet || (git commit -m "Update About MMC Section" && git push)