name: Build and Push Docker Image

on:
  workflow_dispatch:
  push:
    branches: [ main ]

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      -
        name: Checkout code
        uses: actions/checkout@v4
      -
        name: Parse Caddy version
        run: echo "VERSION=$(grep -oP '(?<=FROM caddy:)[0-9]+\.[0-9]+\.[0-9]+' caddy-cloudflare/Dockerfile | head -n 1)"  >> $GITHUB_ENV
      -
        name: Print
        run: echo ${{ env.VERSION }}