Module writer 

Vector index writer trait and common types.

This module defines the VectorIndexWriter trait which all vector index writer implementations must follow. The primary implementations are:

• HnswIndexWriter in the hnsw module for approximate nearest neighbor search
• FlatIndexWriter in the flat module for exact search
• IvfIndexWriter in the ivf module for memory-efficient search

Structs

VectorIndexWriterConfig

Configuration for vector index writers common to all index types.

Traits

VectorIndexWriter

Trait for vector index writers.