Test CI - BUGFIX: Avoid processing fused clouds when empty

Author: Butakus

easynav_sensors/src/easynav_sensors/SensorsNode.cpp

@@ -285,6 +285,13 @@ SensorsNode::cycle([[maybe_unused]] std::shared_ptr<NavState> nav_state)
       " width=" << fused_points.width <<
       " height=" << fused_points.height << std::endl;
 
+    if (fused_points.empty()) {
+      std::cout << "[SENSORS_DEBUG] cycle(" << cycle_seq <<
+        ") skip publish: fused cloud is empty" << std::endl;
+      std::cout << "[SENSORS_DEBUG] cycle(" << cycle_seq << ") exit" << std::endl;
+      return;
+    }
+
     std::cout << "[SENSORS_DEBUG] cycle(" << cycle_seq << ") toROSMsg begin" << std::endl;
     auto msg = points_to_rosmsg(fused_points);
     std::cout << "[SENSORS_DEBUG] cycle(" << cycle_seq << ") toROSMsg done"