src/lib/store.ts

import { writable } from 'svelte/store';
import { browser } from '$app/environment';

// Set the stored value or a sane default.
export const HF_ACCESS_TOKEN = writable((browser && localStorage.HF_ACCESS_TOKEN) || '');

export const OPENAI_API_KEY = writable((browser && localStorage.OPENAI_API_KEY) || '');

if (browser) {
	HF_ACCESS_TOKEN.subscribe((value) => (localStorage.content = value));
	OPENAI_API_KEY.subscribe((value) => (localStorage.content = value));
}