And once again

godot/src/entrypoint.gd

@@ -0,0 +1,32 @@
+extends EntryPoint
+
+# -- A path to the config file for setting up the dedicated server
+var config_file_path: String = ""
+
+# -- Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+  parse_args()
+
+  if OS.has_feature("dedicated_server") or DisplayServer.get_name() == "headless":
+    var err := start_dedicated_server()
+    if err != OK:
+      push_error("Couldn't start the dedicated server, err: " + str(err))
+  else:
+    var err := start_game()
+    if err != OK:
+      push_error("Couldn't start the game, err: " + str(err))
+
+# -- Parse command line arguments
+func parse_args() -> void:
+  var args := Array(OS.get_cmdline_args())
+  var config_arg: String = "--config"
+  if args.has(config_arg):
+    var index := args.find(config_arg)
+    config_file_path = args[index + 1]
+
+func start_dedicated_server() -> Error:
+  push_error("Dedicated server is not yet implemented")
+  return ERR_METHOD_NOT_FOUND
+
+func start_game() -> Error:
+  return OK

godot/src/entrypoint.tscn

@@ -0,0 +1,9 @@
+[gd_scene load_steps=2 format=3 uid="uid://0hsqnr1kunv5"]
+
+[ext_resource type="Script" path="res://src/entrypoint.gd" id="1_ce80t"]
+
+[node name="Entrypoint" type="EntryPoint"]
+script = ExtResource("1_ce80t")
+
+[node name="LevelPlaceholder" type="Node3D" parent="."]
+editor_description = "This node should be used for storing the map that is currently loaded"