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

test/test.document.anthropic.ts

@@ -1,9 +1,10 @@
 import { expect, tap } from '@git.zone/tstest/tapbundle';
 import * as qenv from '@push.rocks/qenv';
 import * as smartrequest from '@push.rocks/smartrequest';
-import * as smartfile from '@push.rocks/smartfile';
+import { SmartFs, SmartFsProviderNode } from '@push.rocks/smartfs';
 
 const testQenv = new qenv.Qenv('./', './.nogit/');
+const smartfs = new SmartFs(new SmartFsProviderNode());
 
 import * as smartai from '../ts/index.js';
 
@@ -41,7 +42,7 @@ tap.test('Anthropic Document: should handle complex document analysis', async ()
   let pdfBuffer: Uint8Array;
 
   try {
-    pdfBuffer = await smartfile.fs.toBuffer(pdfPath);
+    pdfBuffer = await smartfs.file(pdfPath).read();
   } catch (error) {
     // If the file doesn't exist, use the dummy PDF
     console.log('Demo PDF not found, using dummy PDF instead');