arreglado lo de usuario que no se veia el nombre de usuario

src/lib/hooks/obtenerUsuario.ts

@@ -0,0 +1,27 @@
+import { apiBase } from '@/stores/url';
+import type { UserResponseDto } from '../../types';
+import { get } from 'svelte/store';
+import { sesionStore } from '@/stores/usuario';
+
+export async function obtenerUsuarioPorUsername(username: string): Promise<UserResponseDto | null> {
+	try {
+		const response = await fetch(`${get(apiBase)}/api/users/username/${username}`, {
+			method: 'GET',
+			headers: {
+				'Content-Type': 'application/json',
+				Authorization: `Bearer ${get(sesionStore)?.accessToken}`
+			}
+		});
+
+		if (!response.ok) {
+			//console.error('Error fetching user data:', response.status);
+			return null;
+		}
+
+		const user: UserResponseDto = await response.json();
+		return user;
+	} catch (error) {
+		//console.error('Failed to reach the server while fetching user:', error);
+		return null;
+	}
+}