feat(parachute): advertise topic at boot and add it to the logged topics

Signed-off-by: mahima-yoga <mahima@auterion.com>

src/modules/logger/logged_topics.cpp

@@ -104,6 +104,7 @@ void LoggedTopics::add_default_topics()
 	add_topic("navigator_status");
 	add_topic("offboard_control_mode", 100);
 	add_topic("onboard_computer_status", 10);
+	add_optional_topic("parachute");
 	add_topic("parameter_update");
 	add_topic("position_controller_status", 500);
 	add_topic("position_controller_landing_status", 100);

src/modules/parachute/parachute.cpp

@@ -48,6 +48,9 @@ bool Parachute::init()
 		return false;
 	}
 
+	// advertise on startup so that the topic exists when the logger checks for it
+	_parachute_pub.advertise();
+
 	return true;
 }