fix: Pydantic validation error with list-type metadata in vector search (#3797)

Author: stainless-app[bot]

.stats.yml

@@ -1,4 +1,4 @@
 configured_endpoints: 103
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/llamastack%2Fllama-stack-client-185ec058880381a5526ac91a488af1833f55656e36cd10b3795eb8fd4d75026f.yml
-openapi_spec_hash: fa935c08e25d23cff624e5e150f8e6ca
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/llamastack%2Fllama-stack-client-73fc7f59a69be032d1b18e2fff3ed7509e175703332723b27aac50e2514ca854.yml
+openapi_spec_hash: a22051c017a4822ef689585896659675
 config_hash: 39578cfdeb4a10121f2cb3fa3e4d5e20

src/resources/vector-stores/files.ts

@@ -135,7 +135,14 @@ export interface VectorStoreFile {
 
   vector_store_id: string;
 
-  attributes?: { [key: string]: unknown };
+  /**
+   * Set of 16 key-value pairs that can be attached to an object. This can be useful
+   * for storing additional information about the object in a structured format, and
+   * querying for objects via API or the dashboard. Keys are strings with a maximum
+   * length of 64 characters. Values are strings with a maximum length of 512
+   * characters, booleans, or numbers.
+   */
+  attributes?: { [key: string]: string | number | boolean };
 
   /**
    * Error information for failed vector store file processing.