Initial setup: fix build issues in frontend

Co-authored-by: Ospab <189454929+Ospab@users.noreply.github.com>

ospabhost/frontend/src/context/authcontext.tsx

@@ -1,5 +1,5 @@
 // /src/context/authcontext.tsx
-import React, { createContext, useState, useEffect } from 'react';
+import { createContext, useState, useEffect } from 'react';
 import type { ReactNode } from 'react';
 
 interface AuthContextType {

ospabhost/frontend/src/main.tsx

@@ -1,7 +1,7 @@
 import { StrictMode } from 'react'
 import { createRoot } from 'react-dom/client'
 import './index.css'
-import App from './app.tsx'
+import App from './App.tsx'
 
 createRoot(document.getElementById('root')!).render(
   <StrictMode>