name: Build Website

on:
  push:
    branches:
      - main
    paths:
      - website/**
      - github_docs/**
      - .github/workflows/website-deploy.yml
  pull_request:
    branches:
      - main
    paths:
      - website/**
      - github_docs/**
      - .github/workflows/website-deploy.yml
  workflow_dispatch:

env:
  FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true

concurrency:
  group: website-build-${{ github.ref }}
  cancel-in-progress: true

permissions:
  contents: read

jobs:
  build-website:
    name: Build 11ty Website
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4.1.7

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: "24"
          cache: npm
          cache-dependency-path: website/package-lock.json

      - name: Install dependencies
        working-directory: website
        run: npm ci

      - name: Build website
        working-directory: website
        run: npm run build

      - name: Upload website artifact
        uses: actions/upload-artifact@v4.3.4
        with:
          name: kst4contest-website
          path: website/_site/
          retention-days: 7