- Deleted `system_interface_type_values.hpp`, `package.xml`, `fri_client.cpp`, and `system_interface.cpp` as part of the cleanup process.
- Updated `iiwa7.urdf.xacro` to remove deprecated parameters and adjust command interface settings.
- Modified joint definitions in `joints.xacro` to include new friction and soft limit parameters.
- Enhanced `macros.xacro` to support additional joint properties for friction and safety control.
- Adjusted mass properties in `params.xacro` to reflect accurate values for the robot's components.
- Updated iiwa7 URDF Xacro to include command and state interfaces for position and effort with defined limits for all joints.
- Modified setting_loader.py to include new fields for command_mode and description in the RobotCfg dataclass and settings loading process.
- Created iiwa.launch.py to manage the launch of the IIWA robot, integrating MoveIt configurations and RViz support.
- Added iiwa_controllers.launch.py to set up the controller manager and spawner for the IIWA robot.
- Introduced iiwa_hardware_interface_plugin.xml to define the hardware interface for the KUKA IIWA 7 robot.
- Added iiwa7_fri.urdf.xacro to support FRI (Fast Robot Interface) with appropriate command and state interfaces for each joint.