Rerun 0.32 adds robot-learning data layer and Rerun Hub private preview
Rerun 0.32 added lower-level dataset APIs, MCAP and ROS 2 support, an open-source catalog server, PyTorch dataloader support and a private preview of Rerun Hub.

Evidence notes
- Rerun SDK 0.32 added lower-level read, write and chunk-processing APIs for robotics datasets.
- The release added MCAP and ROS 2 support, an open-source catalog server and PyTorch dataloader integration.
- Rerun Hub entered private preview for teams managing object-storage-backed datasets for robot learning and Physical AI.