- Enhance InMemorySessionService to utilize the two-call Ollama pattern for session creation and turn submissions, generating narratives and state updates based on provided scenarios.
- Introduce OllamaContextBuilder to construct turn contexts for both session initialization and turn continuation.
- Add OllamaPrompts class to define system prompts for narrative generation and state extraction.
- Implement StateUpdateMapper to handle merging state updates into session responses.
- Create unit tests for InMemorySessionService to validate Ollama interactions and ensure correct session state management.