架构设计：

服务用户（和用户行为有关，用户可感知）

• 捕获用户输入、展示处理结果
• 自己相当于 View，背后有对应的 Controller/Model

服务自己（和用户行为无关，启动软件就自动运行）

• 自己就是一个服务（goroutine）
• 启动时偷偷做事，如同步区块数据、保存和用户相关的数据（和链有关）

钱包 CMD

dero-wallet-cli 
DERO : A secure, private blockchain with smart-contracts

Usage:
  dero-wallet-cli [options] 
  dero-wallet-cli -h | --help
  dero-wallet-cli --version

  Options:
  -h --help     Show this screen.
  --version     Show version.
  --wallet-file=<file>  Use this file to restore or create new wallet
  --password=<password>  Use this password to unlock the wallet
  --offline     Run the wallet in completely offline mode 
  --offline_datafile=<file>  Use the data in offline mode default ("getoutputs.bin") in current dir
  --prompt      Disable menu and display prompt
  --testnet      Run in testnet mode.
  --debug       Debug mode enabled, print log messages
  --unlocked    Keep wallet unlocked for cli commands (Does not confirm password before commands)
  --generate-new-wallet Generate new wallet
  --restore-deterministic-wallet    Restore wallet from previously saved recovery seed
  --electrum-seed=<recovery-seed>   Seed to use while restoring wallet
  --socks-proxy=<socks_ip:port>  Use a proxy to connect to Daemon.
  --daemon-address=<host:port>    Use daemon instance at <host>:<port>
  --rpc-server      Run rpc server, so wallet is accessible using api
  --rpc-bind=<127.0.0.1:20209>  Wallet binds on this ip address and port
  --rpc-login=<username:password>  RPC server will grant access based on these credentials