fix(mod_assets): Fix issue with asset directory copy

ts/mod_assets/index.ts

@@ -32,7 +32,9 @@ export class AssetsHandler {
 
     // lets clean theh target directory
     plugins.smartfile.fs.ensureEmptyDir(optionsArg.to);
-    
-    plugins.smartfile.fs.copySync(optionsArg.from, optionsArg.to);
+
+    plugins.smartfile.fs.copySync(optionsArg.from, optionsArg.to, {
+      replaceTargetDir: true,
+    });
   }
 }