Web research and literature search capabilities for external resources.LOAD THIS SKILL WHEN: User says "搜尋", "search", "找資料", "查詢", "檢索", "web search", "網路搜尋" | needs external documentation | research task | API reference lookup | technology comparison | wants latest information.CAPABILITIES: Technical docs (MDN, GitHub, Stack Overflow), academic papers (PubMed integration), API documentation, real-time web data via fetch_webpage, structured search results.