Module spatial 

Spatial insert/delete sync messages (client → server / server → client).

SpatialInsertMsg carries one geometry entry from a Lite client to Origin for R-tree indexing. SpatialDeleteMsg removes a document’s geometry from Origin’s R-tree.

Wire opcodes:

• 0xAA — SpatialInsert (Lite → Origin)
• 0xAB — SpatialInsertAck (Origin → Lite)
• 0xAC — SpatialDelete (Lite → Origin)
• 0xAD — SpatialDeleteAck (Origin → Lite)

Structs

SpatialDeleteAckMsg

Spatial delete acknowledgment (Origin → Lite, 0xAD).

SpatialDeleteMsg

Spatial delete request (Lite → Origin, 0xAC).

SpatialInsertAckMsg

Spatial insert acknowledgment (Origin → Lite, 0xAB).

SpatialInsertMsg

Spatial insert request (Lite → Origin, 0xAA).