refactor: use vite instead of CRA (#81)

* refactor: use vite instead of CRA

* skip deployments for now

* local env fixes

frontend/src/App.test.tsx

@@ -1,7 +1,18 @@
 import React from 'react';
 import { render } from '@testing-library/react';
+import { vi } from 'vitest';
 import App from './App';
 
+vi.mock('react-router-dom', async () => {
+  const actual = await vi.importActual<typeof import('react-router-dom')>('react-router-dom');
+
+  return {
+    ...actual,
+    createBrowserRouter: vi.fn(() => ({})),
+    RouterProvider: () => <div data-testid="router-provider" />,
+  };
+});
+
 test('renders App', () => {
   render(<App faro={undefined}/>);
 });

frontend/src/first-edition/pages/CreateCharacter.tsx

@@ -1,5 +1,5 @@
 import React, {useState} from 'react';
-import './CreateCharacter.css'
+import './CreateCharacter.less'
 import {Faj, TulajdonsagokFajjal} from "../domain-models/faj";
 import {Osztaly, SetFelszerelesForChangedOsztaly} from "../domain-models/osztaly"
 import FajSelector from "../components/FajSelector";

frontend/src/react-app-env.d.ts

@@ -1 +1,2 @@
-/// <reference types="react-scripts" />
+/// <reference types="vite/client" />
+/// <reference types="vitest/globals" />