feat: Add typed stuff

tests/openwebui.test.ts

@@ -2,9 +2,9 @@
  * Tests for OpenWebUI provider implementation
  */
 
-import { describe, it, expect, beforeEach } from 'bun:test';
+import { describe, it, expect, beforeEach, jest } from 'bun:test';
 import { OpenWebUIProvider, type OpenWebUIConfig } from '../src/providers/openwebui.js';
-import { AIProviderError, AIErrorType, type CompletionParams } from '../src/types/index.js';
+import { AIProviderError, AIErrorType, type CompletionParams, createResponseType } from '../src/types/index.js';
 
 describe('OpenWebUIProvider', () => {
   let provider: OpenWebUIProvider;
@@ -416,4 +416,32 @@ describe('OpenWebUIProvider', () => {
       await expect(provider.complete(params)).rejects.toThrow('Provider must be initialized before use');
     });
   });
-}); 
+
+  describe('structured responses', () => {
+    it('should handle structured responses correctly', async () => {
+      const provider = new OpenWebUIProvider({ apiKey: 'test-key' });
+      const mockResponse = {
+        content: JSON.stringify({ name: 'John Doe', age: 30 }),
+        model: 'llama3.1',
+        usage: { promptTokens: 10, completionTokens: 20, totalTokens: 30 },
+        id: 'test-id'
+      };
+      (provider as any).doComplete = jest.fn().mockResolvedValue(mockResponse);
+      (provider as any).initialized = true;
+
+      const responseType = createResponseType<{ name: string; age: number }>
+        (`{ name: string; age: number }`,
+        'A user profile'
+      );
+
+      const response = await provider.complete<{ name: string; age: number }>({ 
+        messages: [{ role: 'user', content: 'test' }],
+        responseType
+      });
+
+      expect(response.content).toEqual({ name: 'John Doe', age: 30 });
+      expect(response.rawContent).toBe(JSON.stringify({ name: 'John Doe', age: 30 }));
+      expect((provider as any).doComplete).toHaveBeenCalled();
+    });
+  });
+});