feat: added undo and redo functionality

src/components/TextField.tsx

@@ -1,4 +1,4 @@
-import {useState} from "react";
+import {useEffect, useState} from "react";
 import styles from "./TextField.module.css";
 
 /**
@@ -105,6 +105,10 @@ export function TextField({
 }) {
   const [inputValue, setInputValue] = useState(value);
 
+  useEffect(() => {
+    setInputValue(value);
+  }, [value]);
+
   const onCommit = () => setValue(inputValue);
 
   return <RealtimeTextField