Adding node to the test runner and installing deps

Author: Tony Lea

.github/workflows/tests.yml

@@ -25,6 +25,18 @@ jobs:
           tools: composer:v2
           coverage: xdebug
 
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: '18'
+          cache: 'npm'
+
+      - name: Install Node dependencies
+        run: npm ci
+
+      - name: Build assets
+        run: npm run build
+
       - name: Create SQLite Database
         run: touch database/database.sqlite