Add logout btn

src/contexts/auth/authProvider.jsx

@@ -2,6 +2,7 @@ import { useState, useEffect } from "react";
 import loginFunction from "../../utils/login.js";
 import getUser from "../../utils/getUser.js";
 import { AuthContext } from "./AuthContext";
+import logoutFunction from "../../utils/auth/logout.js"
 
 
 export function AuthProvider({ children }) {
@@ -25,7 +26,7 @@ export function AuthProvider({ children }) {
     };
 
     const logout = async () => {
-        // TODO: Appeller fonction logout
+        await logoutFunction();
         setUser(null);
     };