Agent skill

feature-verify

System diagnosis skill (READ-ONLY). Verifies feature behavior through code analysis, data validation, and Codex deep confirmation. All operations are strictly read-only - NO data modification allowed.

Stars 163
Forks 31

Install this agent skill to your Project

npx add-skill https://github.com/majiayu000/claude-skill-registry/tree/main/skills/data/feature-verify

SKILL.md

Feature Verification Skill

Trigger

  • Keywords: verify, investigate, diagnose, check if working, anomaly, validate
  • User provides credentials for data sources

When NOT to Use

  • Need to modify data (this skill is read-only only)
  • Pure code review (use codex-review)
  • Feature development (use feature-dev)

Core Principle

ALL OPERATIONS MUST BE READ-ONLY
Claude independent analysis -> Form conclusion -> Codex third-perspective confirmation -> Integrated report

Workflow

Phase 1: Explore    -> Understand system architecture, data flow, trigger points
Phase 2: Plan       -> Build verification checklist, present to user for confirmation
Phase 3: Execute    -> Execute read-only queries, record expected vs actual
Phase 4: Analyze    -> Claude independently forms diagnostic conclusion
Phase 5: Confirm    -> /codex-brainstorm third-perspective verification
Phase 6: Integrate  -> Synthesize dual perspectives, produce final report

Safety Rules

Rule Description
READ-ONLY No write/update/delete operations allowed
PLAN-FIRST Present verification plan before executing queries
CREDENTIAL-SAFETY Do not expose full credentials in output
INDEPENDENT-FIRST Claude forms conclusion first, then asks Codex to confirm

Verification Checklist

Category Checks
Feature Checks API endpoints, jobs, error handling
Data Checks Collections, aggregations, external
Integration Checks End-to-end flow

Verification

  • Report includes Executive Summary + Status
  • Each check has expected/actual/status
  • Both Claude + Codex perspectives are documented
  • Recommendations split into Immediate / Further / Long-term

References

  • references/queries.md - Query templates + safety rules
  • references/output-template.md - Report format

Examples

Input: /feature-verify User Auth
       MongoDB: mongodb://...
       {ANALYTICS}: project_id={PROJECT_ID}
Action: Explore -> Plan -> Execute queries -> Analyze -> Codex confirm -> Report
Input: verify user auth is working correctly
Action: Phase 1-6 flow -> Output diagnostic report

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