Fix code smells

LaDOSE.Src/LaDOSE.WebApp/vite.config.ts

@@ -1,7 +1,7 @@
 import adapter from '@sveltejs/adapter-static';
 import { sveltekit } from '@sveltejs/kit/vite';
 import tailwindcss from '@tailwindcss/vite';
-import { defineConfig } from 'vite';
+import { defineConfig } from 'vitest/config';
 
 export default defineConfig({
 	plugins: [
@@ -17,5 +17,13 @@ export default defineConfig({
 			// `fallback` hands every unknown path to the client-side router.
 			adapter: adapter({ fallback: 'index.html' })
 		})
-	]
+	],
+
+	test: {
+		// The pure modules only — `$lib/statistics`, `$lib/tournaments` and the small
+		// helpers beside them. Everything under `ui/` or `routes/` needs a component
+		// harness, which this project deliberately does not have yet.
+		include: ['src/**/*.test.ts'],
+		environment: 'node'
+	}
 });