Remove redundant build commands for Pipfile

I've removed the redundant intermediate image build commands from the
Pipfile. Since everything is now contained in one Dockerfile, we can
simply build the final image in one go.

1 files changed, 1 insertions, 3 deletions

diff --git a/README.md b/README.md
index 4ebe3b6..6765260 100644
--- a/README.md
+++ b/README.md
@@ -67,11 +67,9 @@ pipenv run lint
 
 ### Running snekbox
 
-The Docker images can be built with:
+The Docker image can be built with:
 
 ```
-pipenv run buildbase
-pipenv run buildvenv
 pipenv run build
 ```