add a test workflow

Author: ElliotFriend

.github/workflows/test.yaml

@@ -0,0 +1,33 @@
+name: Tests
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+jobs:
+  build_and_test:
+    runs-on: ubunut-latest
+
+    strategy:
+      fail-fast: false
+      max-parallel: 4
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Use Node.js (20.x)
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20.x'
+          cache: 'pnpm'
+
+      - name: Install Dependencies
+        run: pnpm install
+
+      - name: Build
+        run: pnpm run build
+
+      - name: Unit Tests
+        run: pnpm run test