project-root/
  ├── config/
  │   └── db.js                   # MongoDB connection setup
  │   └── swagger.js              # Swagger configuration
  ├── routes/
  │   ├── smartId.routes.js       # Smart-ID related routes
  │   ├── sanctions.routes.js     # OFAC sanctions related routes
  │   ├── uniqueHuman.routes.js   # Unique human verification routes
  │   ├── googleWallet.routes.js  # Google Wallet related routes
  │   ├── passkeys.routes.js      # Passkey-related routes
  │   ├── ipfs.routes.js          # IPFS-related routes
  │   └── helpers.routes.js       # Utility routes like /ping
  ├── utils/
  │   ├── smartId.utils.js        
  │   ├── sanctions.utils.js      
  │   ├── uniqueHuman.utils.js    
  │   ├── googleWallet.utils.js   
  ├── middleware/
  │   └── storage.middleware.js # Handles in-memory storage
  ├── server.js                 # Main application file