feat: web_search 默认结果数 8 → 15

src/main/tool-handlers.ts

@@ -495,7 +495,7 @@ export async function handleWebSearch(params: { query: string; max_results?: num
       return { success: false, error: '搜索关键词不能为空' };
     }
 
-    const maxResults = Math.min(params.max_results || 8, 10);
+    const maxResults = Math.min(params.max_results || 15, 15);
 
     sendLog('info', `🔍 web_search`, `"${query}" (${maxResults} 条)`);
 

src/renderer/services/tool-registry.ts

@@ -346,7 +346,7 @@ export const TOOL_DEFINITIONS: ToolDefinition[] = [
         required: ['query'],
         properties: {
           query: { type: 'string', description: 'The search query. Be specific and concise for best results.' },
-          max_results: { type: 'integer', description: 'Maximum number of results to return. Default: 8, max: 10.' }
+          max_results: { type: 'integer', description: 'Maximum number of results to return. Default: 15, max: 15.' }
         }
       }
     }