Update to Caveman

{
  "description": "Use when a narrow regression or defect should be fixed at the responsible layer while preserving surrounding behavior and proving the patch with focused tests.",
  "included_files": [
    {
      "relative_path": "agents/openai.yaml",
      "size_in_bytes": 258
    }
  ],
  "name": "surgical-patch",
  "skill_md_contents": "---\nname: surgical-patch\ndescription: Use when a narrow regression or defect should be fixed at the responsible layer while preserving surrounding\n  behavior and proving the patch with focused tests.\n---\n\n# Surgical patch\n\nReproduce failure first when economical; otherwise capture strongest available evidence.\n\n- Trace symptom to responsible mechanism.\n- Change narrowest layer that owns incorrect behavior.\n- Preserve unrelated behavior and user changes.\n- Avoid cleanup, renaming, and abstraction outside fix.\n- Add only regression proof relevant to task.\n\nRun focused proof plus nearest affected gate. Stop when failure is fixed and regression proof passes.\n"
}