Implements ROS2 geofence enforcer for SaltyBot with: - Loads polygon geofence from params (list of x/y vertices) - Subscribes to /odom for real-time robot position - Point-in-polygon ray casting algorithm for boundary checking - Publishes Bool on /saltybot/geofence_breach on boundary violation - Optional enforcement flag for cmd_vel zeroing - Configurable safety margin - Includes 20+ unit tests for geometry and breach detection Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
Description
SaltyLab self-balancing bot firmware (STM32F722)
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