Merge "Add a command to trigger entrypoint cache creation"

Author: Zuul

Dockerfile

@@ -23,4 +23,7 @@ FROM docker.io/opendevorg/python-base:3.7
 COPY --from=builder /output/ /output
 RUN /output/install-from-bindep
 
+# Trigger entrypoint loading to trigger stevedore entrypoint caching
+RUN openstack --help >/dev/null 2>&1
+
 CMD ["/usr/local/bin/openstack"]