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.

jsconfig.json

@@ -1,7 +1,7 @@
 {
-	"compilerOptions": {
-		"paths": {
-			"$lib/*": ["./src/lib/*"]
-		}
-	}
+    "compilerOptions": {
+        "paths": {
+            "$lib/*": ["./src/lib/*"]
+        }
+    }
 }