Я уже не помню что там было

package.json

@@ -4,13 +4,12 @@
   "version": "0.0.0",
   "type": "module",
   "scripts": {
-    "dev": "vite",
+    "dev": "vite", 
     "build": "vite build",
     "lint": "eslint .",
     "preview": "vite preview"
   },
   "dependencies": {
-    "info": "^1.0.0",
     "react": "^19.1.0",
     "react-dom": "^19.1.0"
   },
@@ -23,8 +22,6 @@
     "eslint-plugin-react-hooks": "^5.2.0",
     "eslint-plugin-react-refresh": "^0.4.19",
     "globals": "^16.0.0",
-    "sass": "^1.99.0",
-    "sass-embedded": "^1.99.0",
     "vite": "^6.3.5"
   }
 }

src/App.jsx

@@ -1,29 +1,78 @@
-import styles from './styles/App.module.scss'
+import { useState, createContext, useContext } from 'react'
-import React, { useState, useCallback } from 'react'
+import styles from './App.module.scss'
 
-function CounterButton({label, onClick}) {
+const UserContext = createContext('')
+
+function UserProvider({ children }) {
+    const [name,setName] = useState('');
+    
+    const toggleName = (newName) => {
+        setName(newName);
+    }
+    
     return (
-        <button onClick={onClick} className={styles.counter_button}>{label}</button>
+        <UserContext.Provider value={{name, toggleName}}>
+            {children}
+        </UserContext.Provider>
     )
 }
-function CounterDisplay({value}) {
+
-    return (<div className={styles.counter_display}>
+function Form() {
-            Значение счетчика: <b>{value}</b>
+    const {name, toggleName} = useContext(UserContext)
-    </div>)
+    const [newName,setNewName] = useState('');
+    const handleSubmit = (event) => {
+        event.preventDefault();
+        toggleName(event.target[0].value)
+    }
+    const handlerChange = (event) => {
+        setNewName(event.target.value);
+    }
+    return (
+        <form onSubmit={handleSubmit}>
+        <input type='text' value={newName} onChange={handlerChange} />
+        <button type='submit'>Войти</button>
+        </form>
+    )
 }
 
-function App() {
+function ExitButton() {
-    const [counter,setCounter] = useState(0);
+    const {name, toggleName} = useContext(UserContext)
     
-    const increment = () => setCounter(prev => prev + 1);
+    return (
-    const decrement = () => setCounter(prev => prev - 1);
+        <button onClick={() => toggleName('')}>Выход</button>
+    )
+}
+
+function Toolbar() {
+    const {name, toggleName} = useContext(UserContext)
+    return(
+        <div className={styles.container}>
+            <h3>Панель пользователя</h3>
+            {name && `Привет ${name}`}
+            {name ? <ExitButton /> : <Form /> }
+            
+        </div>
+    )
+}
+
+function Page() {
+    return (
+        <div>
+            <h1 style={{textAlign: 'center'}}>Главная страница</h1>
+            <Toolbar />
+        </div>
+    )
+}
+
+function App() {    
     
 	return (
 		<>
-            <h2>Практика по созданию счетчика с колбэками</h2>
+			{/* Добавьте тестовый контент для проверки */}
-            <CounterButton label="Увеличить" onClick={increment} />
+			<h1>Hello, React!</h1>
-            <CounterButton label="уменьшить" onClick={decrement} />
+        <UserProvider>
-            <CounterDisplay value={counter} />
+            <Page />
+        </UserProvider>
 		</>
 	)
 }

src/App.module.scss

@@ -0,0 +1,13 @@
+.container {
+    height: 500px;
+    border: 1px solid black;
+    border-radius: 10px;
+    background-color: lightblue;
+}
+.item {
+    font-size: 16pt;
+    border: 1px dotted gray;
+    /*margin: 5px 10px;
+    padding: 10px;*/
+    border-radius: 5px;
+}