init project

vitest.config.ts

@@ -0,0 +1,29 @@
+import { fileURLToPath } from 'node:url';
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+  resolve: {
+    alias: { '@': fileURLToPath(new URL('./src', import.meta.url)) },
+  },
+  test: {
+    environment: 'jsdom',
+    globals: true,
+    setupFiles: ['./tests/setup.ts'],
+    include: ['tests/unit/**/*.test.{ts,tsx}'],
+    coverage: {
+      provider: 'v8',
+      reporter: ['text', 'json-summary'],
+      thresholds: {
+        lines: 85,
+        functions: 85,
+        branches: 80,
+        statements: 85,
+      },
+      include: [
+        'src/lib/localization/config.ts',
+        'src/lib/security/csp.ts',
+        'src/lib/theme/config.ts',
+      ],
+    },
+  },
+});