List Llm Configurations

List all LLM configurations for the authenticated user's space.

This endpoint:

• Requires API key or session authentication
• Returns all LLM configurations for the user's space
• Results are ordered by creation date (newest first)

Args: service: Injected LLM configuration service

Returns: Response with list of LLM configurations

Raises: 400 Bad Request: If user doesn't have an associated space