$ sh create-stream-index.sh

$ sh create-index-endpoint.sh

$ sh deploy-index.sh

$ INDEX_ENDPOINT="projects/349.../locations/us-central1/indexEndpoints/689..." sh undeploy-index.sh

$ node client/search.js "夕飯何にしよう"

$ node client/upsert.js "ステーキ食べたい"

$ cp sample.env .env
$ node create-index.js