Merge pull request #249 from iaom/0531-dev-main

[FIX]: Offset info error in keyword extraction.

libsearch/index/construct-document.cpp

@@ -116,6 +116,7 @@ void ConstructDocumentForContent::run() {
     doc.addTerm(upTerm);
     doc.addValue(m_path);
 
+    //'\xEF\xBC\x8C' is "，" "\xE3\x80\x82" is "。"  use three " " to replace ,to ensure the offset info.
     content = content.replace("\t", " ").replace("\xEF\xBC\x8C", "   ").replace("\xE3\x80\x82", "   ");
 
 //    QVector<SKeyWord> term = ChineseSegmentation::getInstance()->callSegement(content.left(20480000));