`vite: { optimizeDeps: { include: ['just-throttle', 'dayjs'] } }` I had put this dependency inside `kite: {}` in svelte.config.js which gave me errors. [Found the solution from stack overflow](https://stackoverflow.com/questions/78608831/svelte-config-js-unexpected-option-config-kit-vite/78608844#78608844) I needed to put them inside `export default defineConfig({ })` in vite.config.js file like this, `export default defineConfig({ plugins: [sveltekit()], vite: { optimizeDeps: { include: ['just-throttle', 'dayjs'] } } });`