Add timeout to handle close and add missing cfg template

Also adds the reno icon

example-config.cfg

@@ -1,5 +1,6 @@
 [core]
-auth_key=ay1234
+hostname="default"
+auth_key="ay1234"
 websocket_url="ws://localhost:6980"
 public_path="http://localhost:8899/"
 output_dir="user://output"