Revision history for Data-KDTree-Shared 0.05 2026-10-16 - Include decimal-coordinate points on radius boundaries. - Reject missing and undefined coordinates. - Fix interrupted-write and frozen-tree publication. 0.04 2026-09-26 - A writer killed mid add or clear no longer leaves a counted point the tree lacks. - DATA_KDTREE_SHARED_SPARSE=0 reserves segments up front, so a full filesystem fails the constructor, not a later write. - A failed create no longer leaves a full-size file behind. 0.03 2026-09-15 - Recover a lock left ownerless by a corrupt file instead of hanging. - Fix a writer stall on ARM64 after readers release. 0.02 2026-08-12 - A file left by an interrupted create is recovered, not refused. - freeze()/new_readonly(): sealed read-only mode, lock-free. - unlink() reports a failed removal; a missing file is no error. 0.01 2026-07-22 - Initial release.