[ce] Docs search (#524)

## Problem

See this notebook for usage: 

https://colab.research.google.com/drive/1aSgSZ2iQYXfkPuE9fyZiKcXxKlZxD9bq?usp=sharing

Most of this PR is generated code from the [API
spec](pinecone-io/apis#376).

### Non-generated code is here:
<img width="570" height="440" alt="Screenshot 2025-10-01 at 11 51 12 AM"
src="https://github.com/user-attachments/assets/411329f2-2cb7-4717-97c6-413e07915864"
/>








### Type of Change

- [ ] Bug fix (non-breaking change which fixes an issue)
- [X] New feature (non-breaking change which adds functionality)
- [ ] Breaking change (fix or feature that would cause existing
functionality to not work as expected)
- [X] This change requires a documentation update
- [ ] Infrastructure change (CI configs, etc)
- [ ] Non-code change (docs, etc)
- [ ] None of the above: (explain here)


## Test Plan

Manual testing.

There are no automated tests yet. I'm hesitant to invest too heavily in
tests while there is still so much potential for things to change on the
server.

---------

Co-authored-by: rohanshah18 <[email protected]>

Author: ssmith-pc

pinecone/core/openapi/repository_data/__init__.py

@@ -1,16 +1,17 @@
 # flake8: noqa
 
 """
-Pinecone Data Plane API for Repositories
+    Pinecone Data Plane API for Repositories
 
-Pinecone Repositories build on the vector database to make it easy to store, search and retrieve your data.  # noqa: E501
+    Pinecone Repositories build on the vector database to make it easy to store, search and retrieve your data.  # noqa: E501
 
-This file is @generated using OpenAPI.
+    This file is @generated using OpenAPI.
 
-The version of the OpenAPI document: unstable
-Contact: [email protected]
+    The version of the OpenAPI document: unstable
+    Contact: [email protected]
 """
 
+
 __version__ = "1.0.0"
 
 # import ApiClient
@@ -26,5 +27,4 @@
 from pinecone.openapi_support.exceptions import PineconeApiValueError
 from pinecone.openapi_support.exceptions import PineconeApiKeyError
 from pinecone.openapi_support.exceptions import PineconeApiException
-
-API_VERSION = "unstable"
+API_VERSION = 'unstable'