🔧 Fix ignored paths in vitest (#954)

vitest.config.ts

@@ -1,6 +1,6 @@
 import react from '@vitejs/plugin-react';
 
-import { defineConfig } from 'vitest/config';
+import { configDefaults, defineConfig } from 'vitest/config';
 
 // https://vitejs.dev/config/
 export default defineConfig({
@@ -14,5 +14,9 @@ export default defineConfig({
       exclude: ['.next/', '.yarn/', 'data/'],
     },
     setupFiles: ['./tests/setupVitest.ts'],
+    exclude: [
+      ...configDefaults.exclude,
+      './next/*',
+    ],
   },
 });