---
name: investigate
description: >
  Systematic root-cause debugging. Iron Law: no fixes without root cause
  investigation first. Four phases: Root Cause Investigation, Pattern Analysis
  (6 known patterns), Hypothesis Testing (3-strike rule), Implementation.
  Structured debug report output.
metadata:
  sources:
    - kind: github-file
      repo: garrytan/gstack
      path: investigate/SKILL.md
      commit: f4bbfaa5bdfd2d6ce59541c2145432febde57fed
      attribution: Garry Tan
      license: MIT
      usage: referenced
source: https://app.decimal.ai/s/paperclipai-investigate@1/SKILL.md
source_sha256: 7c5409667118
---