fix(helm): fix other references to chartmuseum

See merge request !14

fix(start): use harbor instead of chartmeuseum

See merge request !13

nginx: enable watchIngressWithoutClass and make the nginx ingressclass the cluster default to fix newer k8s clusters that now require a class to be set

Feature/check chart version

See merge request !11

to avoid needlessly building/pushing images

Fixes #14

start: be more accepting of output from `minikube service`, and check array length to avoid panic. Fixes #17

Issue #16