[Copilot]

PR Summary

Add regression coverage for comment-run indentation with IncreaseIndentationForFirstPipeline and IncreaseIndentationAfterEveryPipeline. The test verifies nested comment offsets, expected indentation through a second pipeline stage, analyzer cleanliness, and formatter idempotence. This test-only follow-up targets the head branch of #2231.

PR Checklist

• PR has a meaningful title
• Summarized changes
• Change is not breaking (test-only)
• Existing test file copyright header is retained
• Added regression tests
• PR is ready to merge (draft; awaiting CI)

[Copilot]

🟢 Approval recommended

The focused test-only changes have no identified blocking issues, though CI results remain pending.

No open issues 🎉

What changed in this PR

Adds test-only regression coverage for pipeline comment indentation, extending #2231’s work to preserve relative indentation within comment runs.

Changes:

• Covers IncreaseIndentationForFirstPipeline and IncreaseIndentationAfterEveryPipeline, including nested comment offsets and second-stage command indentation.
• Verifies no analyzer violations, unchanged formatter output, and formatter idempotence.

File	Description
Tests/​Rules/​UseConsistentIndentation.tests.ps1	Adds parameterized regression tests for comment-run indentation under both pipeline modes.

_{Review effort: Balanced}