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.

playwright.config.ts

@@ -1,23 +1,23 @@
 import type { PlaywrightTestConfig } from '@playwright/test';
 
 const config: PlaywrightTestConfig = {
-	webServer: {
-		command: 'npm run build && npm run preview',
-		port: 4173
-		// url: 'http://scott.localhost:5173',
-		// reuseExistingServer: true,
-		// stderr: 'pipe',
-		// stdout: 'pipe',
-	},
-	testDir: 'tests',
-	testMatch: /(.+\.)?(test|spec)\.[jt]s/,
-	reporter: 'list',
-	use: {
-		// Collect trace when retrying the failed test.
-		trace: 'on-first-retry'
-	}
-	// grep: /@node_modules/,
-	// grepInverse: /@node_modules/,
+    webServer: {
+        command: 'npm run build && npm run preview',
+        port: 4173
+        // url: 'http://scott.localhost:5173',
+        // reuseExistingServer: true,
+        // stderr: 'pipe',
+        // stdout: 'pipe',
+    },
+    testDir: 'tests',
+    testMatch: /(.+\.)?(test|spec)\.[jt]s/,
+    reporter: 'list',
+    use: {
+        // Collect trace when retrying the failed test.
+        trace: 'on-first-retry'
+    }
+    // grep: /@node_modules/,
+    // grepInverse: /@node_modules/,
 };
 
 export default config;