build.yaml

name: Build and Preview

on:
  pull_request:
    types:
      - opened
      - synchronize
      - reopened
      - closed
  workflow_dispatch:

jobs:
  build:
    concurrency: ci-${{ github.ref }} # Recommended if you intend to make multiple deployments in quick succession.
    runs-on: ubuntu-latest
    steps:
      - name: Set Timezone
        uses: szenius/set-timezone@v1.2
        with:
          timezoneLinux: "America/Los_Angeles"
      - name: Checkout 🛎️
        uses: actions/checkout@v3

      - uses: DeterminateSystems/nix-installer-action@v4
      - uses: DeterminateSystems/magic-nix-cache-action@v2

      - run: npm i

      - name: Change config for PR preview build
        run: |
          sed -i '11 i  "base": "/pr-preview/pr-${{ github.event.number }}",' astro.config.mjs

      - name: Build
        if: github.event.action != 'closed'
        run: |
          nix build

      - name: Copy build result
        run: |
          cp -rv $(readlink -f result) out

      - name: Deploy preview
        uses: rossjrw/pr-preview-action@v1
        with:
          source-dir: ./out/

      - name: Upload artifact
        uses: actions/upload-artifact@v2
        with:
          name: website
          path: out/**