Allow any email to register and fix logout blank page bug

src/App.tsx

@@ -21,7 +21,7 @@ export default function App() {
 
   const handleSignOut = () => {
     signOut();
-    setSession(null);
+    window.location.href = '/';
   };
 
   if (!session) {

src/components/LoginPage.tsx

@@ -111,7 +111,7 @@ export function LoginPage({ onLogin }: LoginPageProps) {
               type="email"
               value={email}
               onChange={e => setEmail(e.target.value)}
-              placeholder="you@craze-group.com"
+              placeholder="you@example.com"
               required
               autoFocus
               className="w-full bg-slate-900 border border-slate-700 rounded-md px-3 py-2.5 text-sm text-white placeholder-slate-500 focus:outline-none focus:border-blue-500 focus:ring-1 focus:ring-blue-500 transition-colors"
@@ -157,7 +157,7 @@ export function LoginPage({ onLogin }: LoginPageProps) {
         </form>
 
         <p className="text-center text-slate-600 text-xs mt-6">
-          Access restricted to @craze-group.com accounts
+          Create an account to get started
         </p>
       </div>
     </div>

src/lib/auth.ts

@@ -1,6 +1,5 @@
 const SUPABASE_URL = 'https://hwithddwaapyhnfwcesj.supabase.co';
 const SUPABASE_ANON_KEY = 'sb_publishable_fGXkh0bSrAOqSk2jWKAzSg_NJD9YPCv';
-const ALLOWED_DOMAIN = '@craze-group.com';
 const SESSION_KEY = 'craze_auth_session';
 
 export interface AuthSession {
@@ -9,10 +8,6 @@ export interface AuthSession {
 }
 
 export async function signUp(email: string, password: string): Promise<void> {
-  if (!email.toLowerCase().endsWith(ALLOWED_DOMAIN)) {
-    throw new Error(`Only ${ALLOWED_DOMAIN} email addresses are allowed.`);
-  }
-
   const response = await fetch(`${SUPABASE_URL}/auth/v1/signup`, {
     method: 'POST',
     headers: {
@@ -29,10 +24,6 @@ export async function signUp(email: string, password: string): Promise<void> {
 }
 
 export async function signIn(email: string, password: string): Promise<AuthSession> {
-  if (!email.toLowerCase().endsWith(ALLOWED_DOMAIN)) {
-    throw new Error(`Only ${ALLOWED_DOMAIN} email addresses are allowed.`);
-  }
-
   const response = await fetch(`${SUPABASE_URL}/auth/v1/token?grant_type=password`, {
     method: 'POST',
     headers: {