can sign up with username instead of email on local network server

src/app/LocalAuthPlaceholder.tsx

@@ -102,8 +102,8 @@ export default function LocalAuthPlaceholder(props: Props) {
                 />
               )}
               <TextField
-                label="Email"
+                label="Username or Email"
-                type="email"
+                type="text"
                 value={email}
                 onChange={e => setEmail(e.target.value)}
                 required