nearestNeighborSearch.ts

import { ChromaClient } from 'chromadb';
  
export const handler = async (event: APIGatewayEvent) => {
  // ... ommitted
  
  const client = new ChromaClient(CHROMADB_BASE_PATH);
  const collection = await client.getCollection(userUuid);

  const result = await collection.query(queryVector, 3);
  const relevantEntryIds = result.ids[0];
  
  // ... ommitted
}