Add Zustand state management library; update HomePage button styles and CSS for improved UI; include custom font and background color in index.css

client/src/components/ModalContainer.tsx

@@ -0,0 +1,5 @@
+function ModalContainer() {
+  return <div></div>;
+}
+
+export default ModalContainer;

client/src/index.css

@@ -1,8 +1,12 @@
+@import url(/fonts/TTHovesProAll/stylesheet.css);
+
 @tailwind base;
 @tailwind components;
 @tailwind utilities;
 
 body {
+  font-family: "TTHovesPro", sans-serif;
+  background-color: #ffffff;
   color: #141414;
 }
 

client/src/pages/HomePage.tsx

@@ -74,7 +74,7 @@ function HomePage() {
             <Button
               onClick={handleLogout}
               disabled={logoutMutation.isPending}
-              className="px-4 py-2 text-white bg-red-600 rounded-md hover:bg-red-700 disabled:opacity-50"
+              className="hover:bg-red-700 disabled:opacity-50 px-4 py-2 text-white bg-red-600 rounded-md"
             >
               {logoutMutation.isPending ? "Выход..." : "Выйти"}
             </Button>