first commit

vitest.config.ts

@@ -0,0 +1,12 @@
+import { defineConfig } from 'vitest/config'
+import react from '@vitejs/plugin-react'
+
+export default defineConfig({
+  plugins: [react()],
+  test: {
+    environment: 'jsdom',
+    setupFiles: ['./tests/setup.ts'],
+    exclude: ['tests/e2e/**', 'node_modules/**', 'dist/**'],
+    coverage: { provider: 'v8', reporter: ['text', 'html'], include: ['src/**/*.{ts,tsx}'] },
+  },
+})