name: Deploy Hugo Blog to k3s

on:
  push:
    branches: [main]
  workflow_dispatch:

env:
  REGISTRY: git.luochen570.cn
  IMAGE: luochen570/hugo-blog

jobs:
  build-and-deploy:
    runs-on: ubuntu-latest
    permissions:
      contents: read

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup Hugo
        uses: peaceiris/actions-hugo@v3
        with:
          hugo-version: '0.161.1'
          extended: true

      - name: Hugo Build
        run: hugo --minify

      - name: Build and Push Docker Image
        env:
          REGISTRY_TOKEN: ${{ secrets.REGISTRY_TOKEN }}
        run: |
          # Find the Docker daemon (dind is on the gateway)
          DOCKER_HOST_IP=$(ip route | grep default | awk '{print $3}')
          export DOCKER_HOST="tcp://${DOCKER_HOST_IP}:2375"
          echo "DOCKER_HOST=$DOCKER_HOST"

          # Login
          echo "$REGISTRY_TOKEN" | docker login $REGISTRY -u luochen570 --password-stdin

          # Build
          docker build -t $REGISTRY/$IMAGE:${{ github.sha }} .
          docker tag $REGISTRY/$IMAGE:${{ github.sha }} $REGISTRY/$IMAGE:latest

          # Push
          docker push $REGISTRY/$IMAGE:${{ github.sha }}
          docker push $REGISTRY/$IMAGE:latest

      - name: Deploy to k3s
        run: |
          echo "Deploy step - skipped until runner kubectl is configured"