feat(OllamaProvider): add model options, streaming support, and thinking tokens

- Add IOllamaModelOptions interface for runtime options (num_ctx, temperature, etc.)
- Extend IOllamaProviderOptions with defaultOptions and defaultTimeout
- Add IOllamaChatOptions for per-request overrides
- Add IOllamaStreamChunk and IOllamaChatResponse interfaces
- Add chatStreamResponse() for async iteration with options
- Add collectStreamResponse() for streaming with progress callback
- Add chatWithOptions() for non-streaming with full options
- Update chat() to use defaultOptions and defaultTimeout

readme.hints.md

@@ -3,9 +3,10 @@
 ## Dependencies
 
 - Uses `@git.zone/tstest` v3.x for testing (import from `@git.zone/tstest/tapbundle`)
-- `@push.rocks/smartfile` is kept at v11 to avoid migration to factory pattern
+- `@push.rocks/smartfs` v1.x for file system operations (replaced smartfile)
 - `@anthropic-ai/sdk` v0.71.x with extended thinking support
 - `@mistralai/mistralai` v1.x for Mistral OCR and chat capabilities
+- `openai` v6.x for OpenAI API integration
 - `@push.rocks/smartrequest` v5.x - uses `response.stream()` + `Readable.fromWeb()` for streaming
 
 ## Important Notes