simplify config

rollup.config.js

@@ -22,13 +22,7 @@ export default {
 			// a separate file — better for performance
 			css: css => {
 				css.write('public/bundle.css');
-			},
-
-			// enable https://svelte.technology/guide#state-management
-			store: true,
-
-			// this results in smaller CSS files
-			cascade: false
+			}
 		}),
 
 		// If you have external dependencies installed from