update-k3s-version.yml

name: Update k3s Version in README

on:
  push:
    paths:
      - 'kubernetes/apps/kube-system/system-upgrade-controller/ks.yaml'

jobs:
  update-readme:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Repository
        uses: actions/checkout@v4

      - name: Extract KUBE_VERSION
        id: extract-version
        run: |
          KUBE_VERSION=$(cat kubernetes/apps/kube-system/system-upgrade-controller/ks.yaml | grep 'KUBE_VERSION:' | cut -d ':' -f2 | xargs)
          echo "KUBE_VERSION=$KUBE_VERSION" >> $GITHUB_ENV

      - name: Update README.md
        run: |
          # Encode '+' as '%2B' for URL compatibility in the badge link
          K3S_VERSION_ENCODED=$(echo "$KUBE_VERSION" | sed 's/\+/%2B/g')
          K3S_VERSION="k3s-${K3S_VERSION_ENCODED}"
          # Use the encoded version in the sed command to ensure proper matching and replacement
          sed -i "s|k3s-v[0-9.]*%2Bk3s[0-9]*|$K3S_VERSION|g" README.md

      - name: Commit and Push
        run: |
          git config --local user.email "action@github.com"
          git config --local user.name "GitHub Action"
          git add README.md
          git commit -m "Update k3s version badge to $KUBE_VERSION"
          git push