RAG Filter name location is not valid

import { RAG } from '@convex-dev/rag';
import { components } from '../_generated/api';
import { textEmbedding } from '../models';

type FilterTypes = {
  location?: {
    latitude: number;
    longitude: number;
  } | undefined;
  spotId?: string | undefined;
  category?: 'spot' | undefined;
};

export type Filter =
  | { name: 'location'; value: { latitude: number; longitude: number } | undefined }
  | { name: 'spotId'; value: string | undefined }
  | { name: 'category'; value: 'spot' | undefined };

export const rag = new RAG<FilterTypes>(components.rag, {
  textEmbeddingModel: textEmbedding,
  embeddingDimension: 1536,
  filterNames: ['spotId', 'location', 'category'],
});

    const filterValues: Filter[] = [];
    filterValues.push({ name: 'spotId', value: args.spotId });

    await rag.add(ctx, {
      namespace: 'global',
      title: args.title,
      key: args.title,
      filterValues,
      text: args.text,
    });