feat: enhance routing and theme management, add error handling and improve cookie consent styles

vite.config.js

@@ -1,9 +1,18 @@
 import { defineConfig } from 'vite'
 import { svelte } from '@sveltejs/vite-plugin-svelte'
 
-export default defineConfig({
+export default defineConfig(() => ({
     plugins: [svelte()],
     server: {
         port: 5173,
+        middlewares: [
+            (req, res, next) => {
+                if (req.url === '/' || req.url.match(/\.\w+$/) || req.url.includes('/public/')) {
+                    return next()
+                }
+                req.url = '/'
+                next()
+            }
+        ]
     }
-})
+}))