Feature stack deployment

[isivaselvan]

Description

• Added StackDeployment Pydantic model with TFEModel base for lossless
  relationship access (.related(), .relationships, .included)
• Added StackDeployments service with list() -> Iterator[StackDeployment]
  supporting page_size and include= params (latest_deployment_run,
  latest_deployment_run.stack_configuration)
• Wired StackDeployments into TFEClient as client.stack_deployments
• Exported StackDeployment, StackDeploymentIncludeOpt, StackDeploymentListOptions
  from pytfe.models
• Added examples/stack_deployment.py CLI demo (verified live against
  st-GTFErKAww53QVpEN with VCS-backed config stc-H47GfCTvoYxgNGFx)
• Fixed examples/stack_configuration.py: --fetch-from-vcs now calls
  stack_configurations.create(..., source=StackConfigurationSource.FETCH)
• Added tests/units/test_stack_deployment.py (9 tests)
• Updated CHANGELOG.md

Testing plan

External links

• Enhancement

Output from tests

Including output from tests may require access to a TFE instance. Ignore this section if you have no environment to test against.

Rollback Plan

Changes to Security Controls

PCI review checklist

• I have documented a clear reason for, and description of, the change I am making.

• If applicable, I've documented a plan to revert these changes if they require more than reverting the pull request.

• If applicable, I've documented the impact of any changes to security controls.

  Examples of changes to security controls include using new access control methods, adding or removing logging pipelines, etc.

If you have any questions, please contact your direct supervisor, GRC (#team-grc), or the PCI working group (#proj-pci-reboot). You can also find more information at PCI Compliance.