run-helm-docs.yaml

name: Generate Helm Docs
on:
  pull_request:
    branches:
      - main
    paths:
      - 'charts/**'
  workflow_dispatch:

permissions:
  contents: write
  pull-requests: write

jobs:
  generate-helm-docs:
    runs-on: ubuntu-latest
    
    permissions:
      contents: write
      pull-requests: write
      
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Configure Git
        run: |
          git config user.name "$GITHUB_ACTOR"
          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
    
      - name: Install Helm Docs
        run: |
          cd /tmp
          HELM_DOCS_VERSION=$(curl -s https://api.github.com/repos/norwoodj/helm-docs/releases/latest | jq -r '.tag_name')
          curl -L -o helm-docs.tar.gz "https://github.com/norwoodj/helm-docs/releases/download/${HELM_DOCS_VERSION}/helm-docs_${HELM_DOCS_VERSION#v}_Linux_x86_64.tar.gz"
          tar xzvf helm-docs.tar.gz
          sudo mv helm-docs /usr/local/bin/helm-docs
          helm-docs --version

      - name: Generate Helm Docs
        id: generate_docs
        run: |
          helm-docs
          if git status | grep README.md; then
            echo "changes_detected=true" >> "$GITHUB_OUTPUT"
          else
            echo "changes_detected=false" >> "$GITHUB_OUTPUT"
          fi

      - name: Commit and push changes
        if: steps.generate_docs.outputs.changes_detected == 'true'
        run: |
          # Make sure we're on the PR branch
          git checkout ${{ github.head_ref }}
          
          # Add and commit changes
          git add charts/*/README.md
          git commit -m "[AUTO GITHUB] Chart README.md"
          
          # Push to the PR branch
          git push origin ${{ github.head_ref }}