Commit of existing data.

scripts/config.gd

@@ -0,0 +1,25 @@
+@tool
+class_name Config
+extends Resource
+
+
+@export var music_volume: float = 0
+@export var sfx_volume: float = 0
+@export var fullscreen: bool = false
+@export var vsync: bool = true
+
+
+func save() -> Error:
+	return ResourceSaver.save(self, "user://config.tres")
+
+
+static func exists() -> bool:
+	return ResourceLoader.exists("user://config.tres")
+
+
+static func load() -> Save:
+	if exists():
+		var config_data = ResourceLoader.load("user://config.tres")
+		if config_data is Config:
+			return config_data
+	return null