- clean_decode now uses Cell.one_from_boc + load_snake_string - no more regex/string hacks, native BOC parsing - added full transaction_data debug log in process_transaction
- tonutils 2.0.0: TonapiClient → ToncenterV3Client, wallet.transfer() - classes → plain async functions across all utils and methods - core/: constants.py, cookies.py, exceptions.py extracted - DEVICE constant in constants.py (single source of truth) - account/device serialised with json.dumps() in all tx payloads - tests: unittest → pytest, conftest.py fixtures, 001/002 naming - pyproject.toml: pytest + ruff config - min balance check: 0.056 TON