Added auth!

src/app.d.ts

@@ -1,12 +1,9 @@
-// See https://kit.svelte.dev/docs/types#app
-// for information about these interfaces
 declare global {
   namespace App {
-    // interface Error {}
-    // interface Locals {}
-    // interface PageData {}
-    // interface PageState {}
-    // interface Platform {}
+    interface Locals {
+      user: import("lucia").User | null;
+      session: import("lucia").Session | null;
+    }
   }
 }