fix: fix #29

Author: dreamguxiang

frontend/src/App.tsx

@@ -316,6 +316,18 @@ function App() {
     };
   }, []);
 
+  useEffect(() => {
+    const onKeyDown = (e: KeyboardEvent) => {
+      if (e.key === "Tab") {
+        e.preventDefault();
+      }
+    };
+    document.addEventListener("keydown", onKeyDown, true);
+    return () => {
+      document.removeEventListener("keydown", onKeyDown, true);
+    };
+  }, []);
+
   return (
     <VersionStatusProvider>
       <AnimatePresence>