Add badges to README.md

Author: Noah Hanjun Lee

README.md

@@ -1,7 +1,10 @@
-# Gitploy
+# Gitploy 
+
+![test](https://github.com/gitploy-io/gitploy/actions/workflows/test.yaml/badge.svg)
 
 ![Gitploy](docs/images/gitploy.png)
 
+
 ## What is Gitploy?
 
 Gitploy builds the advanced deployment pipelines around [Github Deployments API](https://docs.github.com/en/rest/reference/repos#deployments) in minutes. And also Gitploy provides advanced features, such rollback, approval, and locks.