badges (#3)

README.md

@@ -1,4 +1,9 @@
 # PipelineIntegrity library
+[![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/vb64/pipeline.integrity/pep257.yml?label=Pep257&style=plastic&branch=main)](https://github.com/vb64/pipeline.integrity/actions?query=workflow%3Apep257)
+[![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/vb64/pipeline.integrity/py2.yml?label=Python%202.7&style=plastic&branch=main)](https://github.com/vb64/pipeline.integrity/actions?query=workflow%3Apy2)
+[![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/vb64/pipeline.integrity/py3.yml?label=Python%203.7-3.11&style=plastic&branch=main)](https://github.com/vb64/pipeline.integrity/actions?query=workflow%3Apy3)
+[![Codacy Badge](https://app.codacy.com/project/badge/Grade/767801f5b171469ebc628df3fe696bbc)](https://app.codacy.com/gh/vb64/pipeline.integrity/dashboard?utm_source=gh&utm_medium=referral&utm_content=&utm_campaign=Badge_grade)
+[![Codacy Badge](https://app.codacy.com/project/badge/Coverage/767801f5b171469ebc628df3fe696bbc)](https://app.codacy.com/gh/vb64/pipeline.integrity/dashboard?utm_source=gh&utm_medium=referral&utm_content=&utm_campaign=Badge_coverage)
 
 [In Russian](READMEru.md)