refactor: cleanup skeleton, setup supabase properly

src/routes/+layout.server.ts

@@ -0,0 +1,9 @@
+import type { LayoutServerLoad } from "./$types";
+
+export const load: LayoutServerLoad = async ({ locals: { safeGetSession }, cookies }) => {
+    const { session } = await safeGetSession();
+    return {
+        session,
+        cookies: cookies.getAll()
+    };
+};