Prevent access to create super admin screen once an admin has been created

packages/builder/src/pages/builder/admin/_layout.svelte

@@ -0,0 +1,19 @@
+<script>
+  import { admin } from "stores/portal"
+  import { onMount } from "svelte"
+  import { redirect } from "@roxi/routify"
+
+  let loaded = false
+
+  onMount(() => {
+    if ($admin?.checklist?.adminUser) {
+      $redirect("../")
+    } else {
+      loaded = true
+    }
+  })
+</script>
+
+{#if loaded}
+  <slot />
+{/if}

packages/builder/src/pages/builder/admin/index.svelte

@@ -68,9 +68,6 @@
     justify-content: flex-start;
     align-items: stretch;
   }
-  .center {
-    text-align: center;
-  }
   img {
     width: 40px;
     margin: 0 auto;