feat(app): fix type resolving issues

src/lib/agents/search/researcher/actions/webSearch.ts

@@ -1,6 +1,7 @@
 import z from 'zod';
 import { ResearchAction } from '../../types';
 import { searchSearxng } from '@/lib/searxng';
+import { Chunk } from '@/lib/types';
 
 const actionSchema = z.object({
   type: z.literal('web_search'),

src/lib/agents/search/types.ts

@@ -2,6 +2,7 @@ import z from 'zod';
 import BaseLLM from '../../models/base/llm';
 import BaseEmbedding from '@/lib/models/base/embedding';
 import SessionManager from '@/lib/session';
+import { ChatTurnMessage, Chunk } from '@/lib/types';
 
 export type SearchSources = 'web' | 'discussions' | 'academic';