docs: update README

README.md

@@ -1,7 +1,18 @@
 # easy-tdx
 
+# easy-tdx
+
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](LICENSE)
 [![PyPI](https://img.shields.io/pypi/v/easy-tdx.svg)](https://pypi.org/project/easy-tdx/)
+[![PyPI - Downloads](https://img.shields.io/pypi/dm/easy-tdx)](https://pypi.org/project/easy-tdx/)
+[![Python Version](https://img.shields.io/pypi/pyversions/easy-tdx)](https://pypi.org/project/easy-tdx/)
+[![GitHub Repo stars](https://img.shields.io/github/stars/handsomejustin/easy-tdx?style=social)](https://github.com/handsomejustin/easy-tdx)
+[![GitHub last commit](https://img.shields.io/github/last-commit/handsomejustin/easy-tdx)](https://github.com/handsomejustin/easy-tdx)
+[![Read the Docs](https://img.shields.io/readthedocs/easy-tdx)](https://easy-tdx.readthedocs.io/)
+[![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/psf/black)
+[![Imports: isort](https://img.shields.io/badge/%20imports-isort-%231674b1?style=flat&labelColor=ef8336)](https://pycqa.github.io/isort/)
+[![Checked with mypy](http://www.mypy-lang.org/static/mypy_badge.svg)](http://mypy-lang.org/)
+[![Security: bandit](https://img.shields.io/badge/security-bandit-yellow.svg)](https://github.com/PyCQA/bandit)
 
 量化基金花百万买的毫秒级行情通道，散户连一根日线都要手动截图——这不是技术差距，这是数据霸凌。