remove unused functions and imports

packages/builder/src/pages/[application]/backend/_layout.svelte

@@ -5,42 +5,8 @@
 
   import BackendNav from "components/nav/BackendNav.svelte"
   import SchemaManagementDrawer from "components/nav/SchemaManagementDrawer.svelte"
-  import Modal from "components/common/Modal.svelte"
-  import {
-    CreateEditRecordModal,
-    CreateEditModelModal,
-    CreateEditViewModal,
-    CreateDatabaseModal,
-    DeleteRecordModal,
-    CreateUserModal,
-  } from "components/database/ModelDataTable/modals"
-
-  let selectedRecord
-
-  async function selectRecord(record) {
-    selectedRecord = await api.loadRecord(record.key, {
-      appname: $store.appname,
-      instanceId: $backendUiStore.selectedDatabase.id,
-    })
-  }
-
-  function onClosed() {
-    backendUiStore.actions.modals.hide()
-  }
-
-  $: modelOpen = $backendUiStore.visibleModal === "MODEL"
-  $: viewOpen = $backendUiStore.visibleModal === "VIEW"
 </script>
 
-<!-- <Modal isOpen={!!$backendUiStore.visibleModal} {onClosed}>
-  {#if modelOpen}
-    <CreateEditModelModal {onClosed} />
-  {/if}
-  {#if viewOpen}
-    <CreateEditViewModal {onClosed} />
-  {/if}
-</Modal> -->
-
 <div class="root">
   <div class="nav">
     <BackendNav />