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.openai.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';
 
@@ -32,7 +33,7 @@ tap.test('OpenAI Document: should document a pdf', async () => {
 });
 
 tap.test('OpenAI Document: should recognize companies in a pdf', async () => {
-  const pdfBuffer = await smartfile.fs.toBuffer('./.nogit/demo_without_textlayer.pdf');
+  const pdfBuffer = await smartfs.file('./.nogit/demo_without_textlayer.pdf').read();
   const result = await testSmartai.openaiProvider.document({
     systemMessage: `
       summarize the document.