fix: restore missing serialize fn

Author: zaucy

ecsact/runtime/serialize.hh

@@ -53,16 +53,14 @@ ECSACT_ALWAYS_INLINE auto serialize( //
 }
 
 /**
- * Serializes an ecsact_component when the type is unknown. Size and serialize
- * fn are passed in to work around various linking configurations.
+ * Serializes an ecsact_component when the type is unknown.
  * @returns serialized action bytes
  */
 ECSACT_ALWAYS_INLINE auto serialize( //
 	const ecsact_component& component
 ) -> std::vector<std::byte> {
 	std::vector<std::byte> out_component;
 	out_component.resize(ecsact_serialize_component_size(component.component_id));
-
 	ecsact_serialize_component(
 		component.component_id,
 		component.component_data,
@@ -71,6 +69,23 @@ ECSACT_ALWAYS_INLINE auto serialize( //
 	return out_component;
 }
 
+/**
+ * Serializes an ecsact_action when the type is unknown.
+ * @returns serialized action bytes
+ */
+ECSACT_ALWAYS_INLINE auto serialize( //
+	const ecsact_action& action
+) -> std::vector<std::byte> {
+	std::vector<std::byte> out_action;
+	out_action.resize(ecsact_serialize_action_size(action.action_id));
+	ecsact_serialize_action(
+		action.action_id,
+		action.action_data,
+		reinterpret_cast<uint8_t*>(out_action.data())
+	);
+	return out_action;
+}
+
 /**
  * Calls `ecsact_deserialize_action` or `ecsact_deserialize_component` based on
  * the type of @tp T.