Fix building loading settings modal before app package call finishes

packages/builder/src/pages/builder/[application]/_reset.svelte

@@ -45,6 +45,10 @@
   }
 </script>
 
+{#await promise}
+  <!-- This should probably be some kind of loading state? -->
+  <div class="loading" />
+{:then _}
   <div class="root">
     <div class="top-nav">
       <div class="topleftnav">
@@ -92,18 +96,20 @@
         Request feature
       </Button>
     </div>
-
-  {#await promise}
-    <!-- This should probably be some kind of loading state? -->
-    <div />
-  {:then _}
     <slot />
+  </div>
 {:catch error}
   <p>Something went wrong: {error.message}</p>
 {/await}
-</div>
 
 <style>
+  .loading {
+    min-height: 100%;
+    height: 100%;
+    width: 100%;
+    background: var(--background);
+  }
+
   .root {
     min-height: 100%;
     height: 100%;