Update README.md

Author: jcs090218

README.md

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 # qob-cli
 > CLI for building, running, testing, and managing your Common Lisp dependencies
 
+[![CI](https://github.com/jcs090218/qob-cli/actions/workflows/test.yml/badge.svg)](https://github.com/jcs090218/qob-cli/actions/workflows/test.yml)
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 ## ⚜️ License
 
 Permission is hereby granted, free of charge, to any person obtaining a copy