Add todo note

src/app.ts

@@ -7,6 +7,7 @@ import type { InvitationSchema } from './utils/invitation-parser.js';
 
 export class App {
   static async create() {
+    // TODO: Make this configurable
     const invitationStoragePath = "./xo-invitations.db";
 
     // Create the invitation store (this is a in-memory store for now)