migrate auth v2 code

frontend/src/routes/logout/+page.server.ts

@@ -1,14 +1,20 @@
 import { redirect } from '@sveltejs/kit';
-import { clearSession } from '$lib/server/auth';
+import { clearSessionCookie } from '$lib/server/session';
+
+function signOut(event: { cookies: any }) {
+	clearSessionCookie(event.cookies);
+	event.cookies.delete('session', { path: '/' });
+	event.cookies.delete('device_token', { path: '/' });
+}
 
 export function load(event) {
-	clearSession(event);
+	signOut(event);
 	throw redirect(303, '/');
 }
 
 export const actions = {
 	default: (event) => {
-		clearSession(event);
+		signOut(event);
 		throw redirect(303, '/');
-	},
-};
+	}
+};