Fix: #106, expose SvelteToastOptions

[domuk-k]

Fixes #106

build result to be

// index.d.ts
export { default as SvelteToast } from "./SvelteToast.svelte";
export { toast } from "./stores.js";
export type SvelteToastOptions = import('./stores.js').SvelteToastOptions;

usages to be

import { toast, type SvelteToastOptions } from '@zerodevx/svelte-toast';

function myOwnToast(message: string, option: SvelteToastOptions) {
  toast.push(message, option)
}

[zerodevx]

Looks good to me! Thanks so much for your contribution! 🙏

[zerodevx]

Oh I just realised this is targeted to v1 branch?

Edit: could you open a new PR targeting master branch?

[domuk-k]

Thank you for merging the PR!