- update to 2.6.4:
* feat: `TypeTracerReport.data_touched_in` should ignore
unrecognized `node_ids`
* feat: better error message for missing dispatch
* feat: add boolean cases for CPU kernels
* feat: add ak.flatten and ak.concatenate kernels
* fix: restrict ak.softmax to axis=-1, the only axis for which
the calculation is correct right now
* fix: Numpy 2.0 out of bounds error for BitMaskedArray Py
kernels
* fix: _is_getitem_at_placeholder logic was backward for
UnionArray
* fix: refuse dak.Array in hidden-but-public-functions
* fix: PyPy segfault may be related to using out-of-scope array
* fix: distributed rdataframe is not yet support
* fix: support conversion to arrow and back with non-option
Unknown type
* fix: intermittent segfault in PyPy
* fix: is_valid checks in header-only library
* fix: UnmaskedArray was missing its _nextcarry_outindex