style: Apply Prettier formatting with 4-space indentation

Applied consistent code formatting across the project using Prettier, now configured to use 4-space indentation instead of tabs.

vite.config.ts

@@ -3,8 +3,8 @@ import { sveltekit } from '@sveltejs/kit/vite';
 import tailwindcss from '@tailwindcss/vite';
 
 export default defineConfig({
-	plugins: [
-		tailwindcss(),
-		sveltekit() // <-- Must come after Tailwind
-	]
+    plugins: [
+        tailwindcss(),
+        sveltekit() // <-- Must come after Tailwind
+    ]
 });