fix bug

src/main/java/com/smartreview/service/impl/DocumentServiceImpl.java

@@ -787,7 +787,7 @@ public class DocumentServiceImpl implements DocumentService {
             vo.setTotalBlocks(doc.getTotalBlocks());
             vo.setCompletedBlocks(doc.getCompletedBlocks());
             vo.setProgressPercent(
-                    doc.getTotalBlocks() > 0 ? (doc.getCompletedBlocks() * 100.0 / doc.getTotalBlocks()) : 0);
+                    doc.getTotalBlocks() > 0 ? (doc.getCompletedBlocks() * 100.0 / doc.getTotalBlocks()) : 0.0);
             vo.setStatus(doc.getStatus());
             vo.setLastReviewedAt(doc.getLastReviewedAt());
             vo.setCreatedAt(doc.getCreatedAt());