Add websitebuilder app

vitest.config.ts

@@ -0,0 +1,39 @@
+import path from 'path';
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+  test: {
+    globals: true,
+    environment: 'node',
+    setupFiles: [],
+    coverage: {
+      provider: 'v8',
+      reporter: ['text', 'json', 'html', 'lcov'],
+      exclude: [
+        'node_modules/',
+        'tests/',
+        '**/*.test.ts',
+        '**/*.test.tsx',
+        '**/*.spec.ts',
+        '**/*.spec.tsx',
+        '**/types/**',
+        '**/dist/**',
+        '**/.next/**',
+        '**/coverage/**',
+        'src/app/**', // Next.js app router pages are tested via E2E
+        'src/components/ui/**', // shadcn/ui components are tested via E2E
+      ],
+      thresholds: {
+        lines: 80,
+        functions: 80,
+        branches: 80,
+        statements: 80,
+      },
+    },
+  },
+  resolve: {
+    alias: {
+      '@': path.resolve(__dirname, './src'),
+    },
+  },
+});