fix: fallaba la carga de posts

lo que pasa es que el $session?.accessToken si $session es null va a dar
undefined y eso entra interpretado como un string a el header de auth

src/lib/components/CardPerfil.svelte

@@ -29,6 +29,7 @@
 	let usu = $state({ displayName: data.displayName, bio: data.bio });
 
 	let contenido = $derived(() => {
+		if (data.bio == '') return '';
 		let t = data.bio
 			.replaceAll('&', '')
 			.replaceAll('<', '')
@@ -134,7 +135,7 @@
 			</h1>
 			{#if data.bio}
 				<p class="mt-4 rounded-4xl bg-accent p-4 text-center text-muted-foreground">
-					{@html usu.bio.replaceAll('\n', '<br>')}
+					{@html contenido()}
 				</p>
 			{/if}
 		{/if}

src/lib/hooks/obtenerPostPorId.ts

@@ -16,7 +16,7 @@ export async function obtenerPostPorId(
 		const req = await fetchFn(`${get(apiBase)}/api/posts/${idpost}`, {
 			method: 'GET',
 			headers: {
-				Authorization: `Bearer ${get(sesionStore)?.accessToken}`
+				Authorization: `Bearer ${get(sesionStore)?.accessToken || ''}`
 			}
 		});
 		let data = await req.json();

src/lib/hooks/obtenerRespuestasPorId.ts

@@ -15,7 +15,7 @@ export async function obtenerRespuestasPorId(
 		const req = await fetchFn(`${get(apiBase)}/api/posts/${id}/replies?page=${page}`, {
 			method: 'GET',
 			headers: {
-				Authorization: `Bearer ${get(sesionStore)?.accessToken}`
+				Authorization: `Bearer ${get(sesionStore)?.accessToken || ''}`
 			}
 		});
 		if (req.ok) {