2 diagnostic nodes have empty path

[VRichardJP]

Checklist

• I've read the contribution guidelines.
• I've searched other issues and no duplicate issues were found.
• I'm convinced that this is not my fault but a bug.

Description

$ ros2 topic echo --once /api/system/diagnostics/struct
stamp:
  sec: 1727826160
  nanosec: 667479230
id: 17fa78bd1c364cbe
nodes:
- path: /autoware/modes/stop
- path: /autoware/modes/autonomous
- path: /autoware/modes/local
- path: /autoware/modes/remote
- path: /autoware/modes/emergency_stop
- path: /autoware/modes/comfortable_stop
- path: /autoware/modes/pull_over
- path: /autoware/debug/tools
- path: /autoware/map
- path: /autoware/localization
- path: ''                                   <------ HERE!
- path: /autoware/planning
- path: ''                                   <------ HERE!
- path: /autoware/planning/trajectory_validation
- path: /autoware/perception
- path: /autoware/control
- path: /autoware/control/local
- path: /autoware/control/remote
- path: /autoware/vehicle
- path: /autoware/system
- path: /autoware/map/topic_rate_check/vector_map
- path: /autoware/localization/state
- path: /autoware/localization/topic_rate_check/transform
- path: /autoware/planning/routing/state
- path: /autoware/planning/topic_rate_check/route
- path: /autoware/planning/topic_rate_check/trajectory
- path: /autoware/planning/trajectory_validation/finite
- path: /autoware/planning/trajectory_validation/interval
- path: /autoware/planning/trajectory_validation/curvature
- path: /autoware/planning/trajectory_validation/angle
- path: /autoware/planning/trajectory_validation/lateral_acceleration
- path: /autoware/planning/trajectory_validation/acceleration
- path: /autoware/planning/trajectory_validation/deceleration
- path: /autoware/planning/trajectory_validation/steering
- path: /autoware/planning/trajectory_validation/steering_rate
- path: /autoware/planning/trajectory_validation/velocity_deviation
- path: /autoware/perception/topic_rate_check/objects
- path: /autoware/control/topic_rate_check/trajectory_follower
- path: /autoware/control/topic_rate_check/control_command
- path: /autoware/control/node_alive_monitoring/vehicle_cmd_gate
- path: /autoware/control/emergency_braking
- path: /autoware/control/performance_monitoring/lane_departure
- path: /autoware/control/performance_monitoring/trajectory_deviation
- path: /autoware/control/performance_monitoring/control_state
- path: /autoware/control/topic_rate_check/external_cmd_selector
- path: /autoware/control/topic_rate_check/external_cmd_converter
- path: /autoware/vehicle/topic_rate_check/velocity
- path: /autoware/vehicle/topic_rate_check/steering
- path: /autoware/system/duplicated_node_checker
- path: /autoware/system/service_log_checker
- path: /autoware/system/topic_rate_check/emergency_control_command
- path: /autoware/system/emergency_stop_operation
links:
- parent: 1
  child: 8
- parent: 1
  child: 9
- parent: 1
  child: 11
- parent: 1
  child: 14
- parent: 1
  child: 15
- parent: 1
  child: 18
- parent: 1
  child: 19
- parent: 2
  child: 18
- parent: 2
  child: 19
- parent: 2
  child: 16
- parent: 3
  child: 18
- parent: 3
  child: 19
- parent: 3
  child: 17
- parent: 4
  child: 18
- parent: 4
  child: 19
- parent: 5
  child: 8
- parent: 5
  child: 9
- parent: 5
  child: 11
- parent: 5
  child: 14
- parent: 5
  child: 15
- parent: 5
  child: 18
- parent: 5
  child: 19
- parent: 6
  child: 8
- parent: 6
  child: 9
- parent: 6
  child: 11
- parent: 6
  child: 14
- parent: 6
  child: 15
- parent: 6
  child: 18
- parent: 6
  child: 19
- parent: 7
  child: 49
- parent: 8
  child: 20
- parent: 9
  child: 21
- parent: 9
  child: 10
- parent: 10
  child: 22
- parent: 11
  child: 23
- parent: 11
  child: 12
- parent: 12
  child: 24
- parent: 12
  child: 25
- parent: 12
  child: 13
- parent: 13
  child: 26
- parent: 13
  child: 27
- parent: 13
  child: 28
- parent: 13
  child: 29
- parent: 13
  child: 30
- parent: 13
  child: 31
- parent: 13
  child: 32
- parent: 13
  child: 33
- parent: 13
  child: 34
- parent: 13
  child: 35
- parent: 14
  child: 36
- parent: 15
  child: 37
- parent: 15
  child: 38
- parent: 15
  child: 39
- parent: 15
  child: 40
- parent: 15
  child: 41
- parent: 15
  child: 42
- parent: 15
  child: 43
- parent: 16
  child: 44
- parent: 16
  child: 45
- parent: 17
  child: 44
- parent: 17
  child: 45
- parent: 18
  child: 46
- parent: 18
  child: 47
- parent: 19
  child: 48
- parent: 19
  child: 50
- parent: 19
  child: 51

Expected behavior

All nodes have appropriate names

Actual behavior

2 have empty path

Steps to reproduce

ros2 topic echo --once /api/system/diagnostics/struct

Versions

No response

Possible causes

No response

Additional context

No response