Refactored frontend directory

frontend/vitest.config.ts

@@ -0,0 +1,18 @@
+import { fileURLToPath, URL } from 'node:url'
+import { defineConfig, configDefaults } from 'vitest/config'
+import vue from '@vitejs/plugin-vue'
+
+export default defineConfig({
+  plugins: [vue()],
+  resolve: {
+    alias: {
+      '@': fileURLToPath(new URL('./src', import.meta.url)),
+    },
+  },
+  test: {
+    environment: 'jsdom',
+    exclude: [...configDefaults.exclude, 'e2e/**'],
+    root: fileURLToPath(new URL('./', import.meta.url)),
+    setupFiles: ['src/test/setup.ts'],
+  },
+})