Helm, registry, firewall, ingress, reverse proxy, these are all concepts that whoever sets up this hypothetical staging environment will have to know about, and

Helm, registry, firewall, ingress, reverse proxy, these are all concepts that whoever sets up this hypothetical staging environment will have to know about, and will also have to be a developer (in order to care). So basically you need a senior dev to either love kubernetes or learn enough of it to get the job done. This is what I mean by "harder".