Add support to allow users to write and update to groups within a Zarr or Icechunk store. - [ ] Add `group` arguments to `send_to_zarr`, `send_to_icechunk`, `update_icechunk` and `update_zarr` commands. - [ ] Include `group` arguments in `object_store_handler.py` compatibility checks and utility functions. - [ ] Include `group` arguments in writer and update functions for Zarr and Icechunk.
Add support to allow users to write and update to groups within a Zarr or Icechunk store.
grouparguments tosend_to_zarr,send_to_icechunk,update_icechunkandupdate_zarrcommands.grouparguments inobject_store_handler.pycompatibility checks and utility functions.grouparguments in writer and update functions for Zarr and Icechunk.