The Apply function will apply the resources changes through the execution kusion engine.

NewApplyFlags returns a default ApplyFlags.

NewCmdApply creates the `apply` command.

PortForward function will forward the specified port from local to the project Kubernetes Service.

PrintApplyDetails function will receive the messages of the apply operation and print the details.

Watch function will watch the changed Kubernetes and Terraform resources.

ApplyFlags directly reflect the information that CLI is gathering via flags.

ApplyOptions defines flags and other configuration parameters for the `apply` command.