ls -l implement and ota fw fix

.vscode/settings.json

@@ -10,6 +10,8 @@
         "vector": "cpp",
         "string_view": "cpp",
         "memory": "cpp",
-        "ranges": "cpp"
+        "ranges": "cpp",
+        "initializer_list": "cpp",
+        "utility": "cpp"
     }
 }