add bindings for register/unregister

bindings/notifications.go

+///////////////////////////////////////////////////////////////////////////////
+// Copyright © 2021 xx network SEZC                                          //
+//                                                                           //
+// Use of this source code is governed by a license that can be found in the //
+// LICENSE file                                                              //
+///////////////////////////////////////////////////////////////////////////////
+
+package bindings
+
+// Register for notifications, accepts firebase messaging token
+func (c *Client) RegisterForNotifications(token []byte) error {
+	return c.api.RegisterForNotifications(token)
+}
+
+// Unregister for notifications
+func (c *Client) UnregisterForNotifications() error {
+	return c.api.UnregisterForNotifications()
+}