Clean UI and fix a bug related to empty Silksong path

forge.config.cjs

@@ -23,15 +23,6 @@ if (buildTarget == "zip" || buildTarget == "all") {
     });
 }
 
-async function fileExists(filePath) {
-    try {
-        await fs.access(filePath);
-        return true;
-    } catch {
-        return false;
-    }
-}
-
 module.exports = {
     packagerConfig: {
         asar: true,