Add close and refresh keybinds

frontend/src/App.svelte

@@ -1,8 +1,20 @@
 <script lang="ts">
+	import { Toaster } from "svelte-sonner";
 	import Header from "$lib/components/Header.svelte";
 	import Router from "$lib/router/Router.svelte";
+	import { Close } from '$wails/main/App'
+function keyDown(event: KeyboardEvent) {
+	if (event.ctrlKey && event.key == "r") {
+		window.location.reload();
+	}
+	if (event.ctrlKey && event.key == "w") {
+		Close();
+	}
+}
 </script>
 
+<svelte:window on:keydown={keyDown} />
+<Toaster theme="dark" expand visibleToasts={9} />
 <template>
 	<Header />
 	<main class="flex-1">