Add Helm chart for metadata-pod with deployment and service configurations

Change service type to NodePort in values.yaml

Update service.yaml and values.yaml to change service type to NodePort

Refactor service.yaml to streamline service type configuration and nodePort handling

Add Helm chart chart-hooks-example

Add template helpers for consistent label generation in Helm charts

Add instructions for publishing Helm charts to GitHub in README.md

Update URLs in index.yaml for webapp-color Helm chart

Add index.yaml for webapp-color Helm chart with metadata and versioning

Add webapp-color Helm chart with ConfigMap, Deployment, Service, and ServiceAccount templates

Add with-chart Helm chart with ConfigMap and values for UI and backend

Add conditionals-chart with Helm templates and service account support

Add functions documentation and Helm chart for functions

Add Tests for Ghost and hello-world charts

Add Helm hooks documentation and post-install job example