UI overhaul, import fixes, fix user store

svelte/src/home_page/GetStarted.svelte

@@ -1,28 +1,28 @@
-<script>
+<script lang="ts">
 import Checkout from "layout/checkout/Checkout.svelte";
+import { user } from "lib/UserStore";
 import LoginRegister from "login/LoginRegister.svelte";
 import Euro from "util/Euro.svelte";
 </script>
 
-{#if window.user.username !== ""}
+{#if $user !== null}
 	<div class="page_content">
 		<section>
-			{#if window.user.subscription.type === "patreon"}
+			{#if $user.subscription.type === "patreon"}
 				<p>
 					You already have a Patreon subscription active. You cannot use
 					Prepaid while that subscription is active.
 				</p>
-
-			{:else if window.user.subscription.type === "prepaid"}
+			{:else if $user.subscription.type === "prepaid"}
 				<p>
 					You already have a Prepaid subscription active. Your account
-					balance is <Euro amount={window.user.balance_micro_eur}/>. Use
+					balance is <Euro amount={$user.balance_micro_eur}/>. Use
 					the form below to top up your balance.
 				</p>
 				<Checkout/>
 			{:else}
 				<p>
-					You are currently logged in as '{window.user.username}'. Use the
+					You are currently logged in as '{$user.username}'. Use the
 					form below to activate prepaid on this account.
 				</p>
 				<Checkout/>