README: updating badges

README.md

@@ -1,6 +1,7 @@
-[![Build Status](https://travis-ci.com/sopel-irc/sopel-bucket.svg?branch=master)](https://travis-ci.com/sopel-irc/sopel-bucket)
-[![Maintainability](https://api.codeclimate.com/v1/badges/b0ce232ed04c6ff85e64/maintainability)](https://codeclimate.com/github/sopel-irc/sopel-bucket/maintainability)
-[![Test Coverage](https://api.codeclimate.com/v1/badges/b0ce232ed04c6ff85e64/test_coverage)](https://codeclimate.com/github/sopel-irc/sopel-bucket/test_coverage)
+[![Python Tests](https://github.com/sopel-irc/sopel-bucket/actions/workflows/python-tests.yml/badge.svg?branch=master)](https://github.com/sopel-irc/sopel-bucket/actions/workflows/python-tests.yml)
+[![PyPI version](https://badge.fury.io/py/sopel-modules.bucket.svg)](https://badge.fury.io/py/sopel-modules.bucket)
+[![Total alerts](https://img.shields.io/lgtm/alerts/g/sopel-irc/sopel-bucket.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/sopel-irc/sopel-bucket/alerts/)
+[![Language grade: Python](https://img.shields.io/lgtm/grade/python/g/sopel-irc/sopel-bucket.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/sopel-irc/sopel-bucket/context:python)
 
 **Maintainer:** [@RustyBower](https://github.com/rustybower)