[RED] Desktop acceptance matrix and certification gates

[ksamaschke]

Scoped Behavior Slice

Define the first failing behavior slice for 'Desktop acceptance matrix and certification gates' before production changes begin.

Test Command or Verification Path

• Use the narrowest automated test command available for the scoped change.
• If no automated test exists yet, create the smallest reproducible failing verification path first.

Required Evidence Format

• Capture the first failing run and why it fails for the expected reason.
• Show the exact test or verification command used.

Tracking

• Type: work-item
• Phase: red

Parent: #186

[ksamaschke]

Completed as part of merged story #186 in PR #198 (merge commit , implementation commit ). The RED acceptance-gate slice was consumed in the merged TDD flow before the certification-gate implementation landed; this issue remained open only as stale tracking metadata.

[ksamaschke]

Completed as part of merged story #186 in PR #198 (merge commit dbab09b, implementation commit 1b6e788). The RED acceptance-gate slice was consumed in the merged TDD flow before the certification-gate implementation landed; this issue remained open only as stale tracking metadata.