nicknezis opened a new issue #3548:
URL: https://github.com/apache/incubator-heron/issues/3548
**Describe the bug**
Heron images don't work in Kubernetes because of missing `nc` command
**To Reproduce**
Steps to reproduce the behavior:
1. ./docker/scripts/build-artifacts.sh ubuntu20.04 0.20-20200625-ubuntu
~/workspace/heron-artifacts
2. ./docker/scripts/build-docker.sh ubuntu20.04 0.20-20200625-ubuntu
~/workspace/heron-artifacts --squash
3. Inspect resulting Docker image (with `dive` or some other method)
**Expected behavior**
Netcat package should be installed for Zookeeper shell script dependency
**Operating System**
- OS: Ubuntu
- Version: 20.04
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