- get_jetton_balance: USDT/any TEP-74 token balance; jetton wallet derived
  on-chain via get_wallet_address, uninit wallets return balance 0
- parse_address: offline conversion/validation between EQ/UQ/raw forms
- all tool descriptions rewritten for agents: when-to-use, return shapes,
  error semantics (lt not in db, exit code 11), pagination limits
- fix: last_transaction.hash zero-padded to 64 hex chars in get_account_state
- deploy/gen-server-card.mjs: regenerate the well-known server card from
  the live server so registry metadata never drifts
- README: 7-tool table with typical questions; RU parity for keys file,
  global cap, X-API-Key