* Updating the base image to the latest

This updates the base alpine image to the latest which addresses
multiple known vulnerabilities
Signed-off-by: Andrew Thompson <andrew.thompson@crowdstrike.com>

* Fixing typo in README
Signed-off-by: Andrew Thompson <andrew.thompson@crowdstrike.com>
Signed-off-by: Andrew Thompson <andrew.thompson@crowdstrike.com>

Signed-off-by: David Collom <david.collom@jetstack.io>

* Fix: Add group write perms to /etc/redis

By default OpenShift runs as a non-root user but the GID is always 0.  To allow `entrypoint.sh` to configure redis at container start, we need to change the permissions so that GID 0 users can modify `/etc/redis` and it's contents.
Signed-off-by: Brad Durrow <brad@nolab.org>

* Add /opt/redis with g+rwX for Openshift
Signed-off-by: Brad Durrow <brad@nolab.org>