OpenAI SDK changes.

Updates for the Supermemory OpenAI SDK and API client surface.

Chrome extension imports, metadata filtering, and MCP graph fixes #

Fixes

The Python OpenAI integration now saves memories instead of returning a runtime error.

Codex plugin routes memories into project Spaces #

Codex can organize captured work into custom memory containers and keep project Spaces named from the context it sees.

Fixes

Fixed the Python OpenAI SDK injecting an empty system prompt when no memories were found.