Update README.md

README.md

@@ -28,10 +28,10 @@ go run main.go
 
 To run the server in a docker container
 ```
-docker build --network=host -t openapi .
+docker build --network=host -t events-subscription .
 ```
 
 Once image is built use
 ```
-docker run --rm -it openapi
+docker run --rm -it events-subscription
 ```