Wikipedia Search Service

1. Search Function:
/search?q=searchKeyword&lang=languageCode&limit=resultCount

Parameters:
- q: Search keyword (required)
- lang: Wikipedia language code (optional, e.g.: zh, en, ja, ko, fr, de, default: en)
- limit: Result count limit (optional, default: 5)

2. Page Details:
/crawl?url=WikipediaPageURL