saltybot_fleet 0.1.0 Multi-robot SLAM coordination for saltybot — map sharing over ROS2 DDS multicast, cooperative frontier-based exploration with task allocation, and RTAB-Map multi-session map merging between fleet members. seb MIT ament_cmake ament_cmake_python rclpy std_msgs nav_msgs geometry_msgs sensor_msgs tf2_ros tf2_geometry_msgs nav2_msgs action_msgs saltybot_fleet_msgs saltybot_mapping python3-numpy python3-scipy ament_copyright ament_flake8 ament_pep257 python3-pytest ament_cmake