ci: test build on PRs

Signed-off-by: Henry Schreiner <[email protected]>

Author: henryiii

.github/workflows/test.yml

@@ -0,0 +1,26 @@
+name: Test build
+
+on:
+  workflow_dispatch:
+  pull_request:
+
+permissions: {}
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: "3.3"
+          bundler-cache: true
+      - name: Build with Jekyll
+        run: bundle exec jekyll build --baseurl "${{ steps.pages.outputs.base_path }}"
+        env:
+          JEKYLL_ENV: production
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+