''''''''''''''''''''v5.1.0 Patch: Placement Persistence''''''''''''''''''''

This patch entry documents the placement persistence change that was released as part of v5.1.0.

• Replaced PlaceableInstance node-based tracking with gb_placement metadata
• Added GBPlacementPersistence helper for save/load
• Migration guidance: see Placement Persistence Guide

Notes:

• These changes were originally planned for a v5.0.1 patch but were included in v5.1.0 instead.