Update API on readme

README.md

@@ -31,6 +31,14 @@ running
 docker run --name mysampleappcontainer sampleapp
 ```
 
+## API:
+Url as: http://localhost:8080    
+
+ Method | URL                                   |  params    |
+--------|---------------------------------------|------------|
+GET     | http://localhost:8080/customer/{id}   | Id: as uuid
+POST    | http://localhost:8080/customer/       |
+