test-auto-fix

# test-auto-fix Autonomously diagnose and fix failing tests in any project, with hard guardrails so the loop never devolves into "make the red go away". This `SKILL.md` is the **orchestration index**. Load the matching rule file when you need detail — do not preload them. | Phase | Goal | Required rule | | ----- | ---- | ------------- | | 0 | Resolve the surface (bootstrap or validate) | [`rules/bootstrap.md`](./rules/bootstrap.md) + [`rules/surface-validation.md`](./rules/surface-validation.md) | | 1 | Detect which test surface(s) are failing; build fix plan | this file + [`templates/plan-artifact.md`](./templates/plan-artifact.md) | | 2 | Per failure: classify as test-bug / prod-bug / unsure | [`rules/verdicts.md`](./rules/verdicts.md) + [`rules/self-improvement-loop.md`](./rules/self-improvement-loop.md) (read lessons) | | 3 | Per failure: draft the smallest possible fix | this file | | 3.5 | Confidence gate — before any edit | [`rules/confidence-gate.md`](./rules/confidence-gate.md) | | 4 | Apply + verify single failing test | this file + [`rules/anti-patterns.md`](./rules/anti-patterns.md) | | 5 | test-provenance-guard (optional companion) | invoke `Skill("test-provenance-guard")` | | 6 | Outer loop: re-run full surface; regression-detect | [`rules/regression-detection.md`](./rules/regression-detection.md) + [`rules/self-improvement-loop.md`](./rules/self-improvement-loop.md) (write lessons) | | 7 | Report (structured exit summary) | [`templates/exit-summary.md`](./te...