- Add ColorDetection.msg + ColorDetectionArray.msg to saltybot_scene_msgs - Add _color_segmenter.py: HsvRange/ColorBlob types, COLOR_RANGES defaults, mask_for_color() (dual-band red wrap), find_color_blobs() with morph open, contour extraction, area filter and max-blob-per-color limit - Add color_segment_node.py: subscribes /camera/color/image_raw (BEST_EFFORT), publishes /saltybot/color_objects (ColorDetectionArray) per frame; active_colors, min_area_px, max_blobs_per_color params - Add saltybot_scene_msgs exec_depend to saltybot_bringup/package.xml - Register color_segmenter console_script in setup.py - 34/34 unit tests pass (no ROS2 required) Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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SaltyLab self-balancing bot firmware (STM32F722)
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