diff --git a/client/.gitignore b/client/.gitignore
index 8a5485c..d5383e8 100644
--- a/client/.gitignore
+++ b/client/.gitignore
@@ -23,7 +23,7 @@ dist-ssr
 *.sln
 *.sw?
 .env
-
+.scannerwork
 # vite test coverage
 /coverage
 
diff --git a/client/src/components/chart/BarChartItem.tsx b/client/src/components/chart/BarChartItem.tsx
index 2cba122..5f72e76 100644
--- a/client/src/components/chart/BarChartItem.tsx
+++ b/client/src/components/chart/BarChartItem.tsx
@@ -20,7 +20,7 @@ export default function BarChartItem({ data, title, description, color }: BarTyp
 
   useEffect(() => {
     const resizeObserver = new ResizeObserver((entries) => {
-      for (let entry of entries) {
+      for (const entry of entries) {
         setComponentWidth(entry.contentRect.width);
       }
     });
diff --git a/client/src/components/chat/ChatItem.tsx b/client/src/components/chat/ChatItem.tsx
index 7e861d8..f5af9fb 100644
--- a/client/src/components/chat/ChatItem.tsx
+++ b/client/src/components/chat/ChatItem.tsx
@@ -9,7 +9,7 @@ import { ChatType } from "@/types/chat";
 
 type ChatItemProps = {
   chatItem: ChatType;
-  isSameUser: Boolean;
+  isSameUser: boolean;
 };
 const chatStyle = "p-3 bg-gray-200 text-black break-words whitespace-pre-wrap rounded-md inline-block max-w-[90%]";
 export default function ChatItem({ chatItem, isSameUser }: ChatItemProps) {
diff --git a/client/src/hooks/queries/useSearch.ts b/client/src/hooks/queries/useSearch.ts
index 64ac636..6b35a1f 100644
--- a/client/src/hooks/queries/useSearch.ts
+++ b/client/src/hooks/queries/useSearch.ts
@@ -18,7 +18,7 @@ export const useSearch = ({ query, filter, page, pageSize }: SearchRequest) => {
     handler(query);
 
     return () => {
-      handler.cancel && handler.cancel();
+      if (handler.cancel) handler.cancel();
     };
   }, [query]);