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.

svelte.config.js

@@ -5,38 +5,38 @@ import { vitePreprocess } from '@sveltejs/vite-plugin-svelte';
 
 /** @type {import('@sveltejs/kit').Config} */
 const config = {
-	extensions: ['.svelte'],
-	// Consult https://kit.svelte.dev/docs/integrations#preprocessors
-	// for more information about preprocessors
-	preprocess: [vitePreprocess()],
+    extensions: ['.svelte'],
+    // Consult https://kit.svelte.dev/docs/integrations#preprocessors
+    // for more information about preprocessors
+    preprocess: [vitePreprocess()],
 
-	vitePlugin: {
-		inspector: true
-	},
-	kit: {
-		adapter: adapter_node()
+    vitePlugin: {
+        inspector: true
+    },
+    kit: {
+        adapter: adapter_node()
 
-		// adapter: adapter_static({
-		// 	// default options are shown. On some platforms
-		// 	// these options are set automatically — see below
-		// 	pages: 'build',
-		// 	assets: 'build',
-		// 	fallback: '200.html', // undefined,
-		// 	precompress: false,
-		// 	strict: true
-		// })
+        // adapter: adapter_static({
+        // 	// default options are shown. On some platforms
+        // 	// these options are set automatically — see below
+        // 	pages: 'build',
+        // 	assets: 'build',
+        // 	fallback: '200.html', // undefined,
+        // 	precompress: false,
+        // 	strict: true
+        // })
 
-		// adapter-auto only supports some environments, see https://kit.svelte.dev/docs/adapter-auto for a list.
-		// If your environment is not supported or you settled on a specific environment, switch out the adapter.
-		// See https://kit.svelte.dev/docs/adapters for more information about adapters.
-		// adapter: adapter()
+        // adapter-auto only supports some environments, see https://kit.svelte.dev/docs/adapter-auto for a list.
+        // If your environment is not supported or you settled on a specific environment, switch out the adapter.
+        // See https://kit.svelte.dev/docs/adapters for more information about adapters.
+        // adapter: adapter()
 
-		// target: "#svelte",
-		// vite: {
-		// 	optimizeDeps: {
-		// 		include: ["highlight.js/lib/core"],
-		// 	},
-		// },
-	}
+        // target: "#svelte",
+        // vite: {
+        // 	optimizeDeps: {
+        // 		include: ["highlight.js/lib/core"],
+        // 	},
+        // },
+    }
 };
 export default config;