diagnostic-action
Use when the user asks why something happened, what’s wrong, root cause analysis, debugging, or incident explanation.
$ 安裝
git clone https://github.com/BellaBe/lean-os /tmp/lean-os && cp -r /tmp/lean-os/.claude/skills/action-diagnostic ~/.claude/skills/lean-os// tip: Run this command in your terminal to install the skill
SKILL.md
name: diagnostic-action description: Use when the user asks why something happened, what’s wrong, root cause analysis, debugging, or incident explanation. version: 1.0
Diagnostic Action Skill
Purpose
Identify and explain likely causes of an observed problem or symptom.
When to use
- “Why did this happen?”
- Root cause analysis
- Debugging / incident investigation
- Failure analysis
Do NOT use for:
- recommendations or fixes (use prescriptive-actions)
- plans or procedures (use planning-action / procedural-action)
Operating rules
- Restate symptoms and scope clearly.
- Generate multiple plausible hypotheses.
- Explain the mechanism for each hypothesis.
- Rank by likelihood and impact.
- Identify missing data that would disambiguate causes.
- Do not prescribe fixes unless explicitly asked.
Outputs
Symptoms & scope
Hypotheses (ranked)
- Cause
- Mechanism
- Evidence for/against
- Confidence
Most likely causes
Data needed / open questions
Repository
BellaBe
Author
BellaBe/lean-os/.claude/skills/action-diagnostic
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Updated5d ago
Added1w ago