gh-copilot-test-triage

Triage and analyze Playwright test failures. Use when: test failures need diagnosis, cross-pattern analysis of shared root causes, categorizing UI vs API failures, reading test-results/ error reports, proposing fixes for broken tests.

Guard check to confirm the summary report file exists on disk before ending a failure-analysis session. Use as the final check in step 7 of the orchestration workflow.

Generate a detailed failure analysis summary report. Use when: creating summary-report.md, documenting test fixes, generating effort savings analysis, producing iteration summaries, writing failure analysis documentation.