update api handle 3

app.py

@@ -192,8 +192,7 @@ async def crawl_url(request: CrawlRequest):
         if request.subject:
             content_filter = BM25ContentFilter(
                 user_query=request.subject,
-                bm25_threshold=1.2,
-                min_word_threshold=50
+                bm25_threshold=1.2
             )
         else:
             content_filter = PruningContentFilter(