fixer

Debug codebases by analyzing error logs and implementing minimal fixes with regression tests.

Updated Jan 31, 2026

Search Tags:#fix #debug #software-engineering #root-cause-analysis #code-maintenance #regression-tests

Ready to run

npx skills add https://github.com/Kibbey/fyli --skill fixer

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: fixer
Source: https://github.com/Kibbey/fyli/tree/main/.claude/skills/fixer
Command: npx skills add https://github.com/Kibbey/fyli --skill fixer

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps software teams debug issues, identify root causes, implement fixes, add regression tests, and document bugs to prevent recurrence.

Core Features & Use Cases

Root-cause analysis: Identify underlying causes rather than treating symptoms.
Deterministic fixes: Apply minimal, pattern-aligned code changes to remove defects.
Regression tests & documentation: Add tests and document the bug to prevent recurrence.

Quick Start

Run the fixer on a failing module, gather logs, reproduce the error locally, implement a minimal fix, add regression tests, and document the bug.

Frequently Asked Questions about fixer

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I debug and fix code bugs using root-cause analysis?▼

Root-cause analysis debugging identifies underlying causes rather than treating symptoms, applying minimal, pattern-aligned code changes to remove defects and prevent recurrence.

What's the best way to fix failing test cases and add regression tests?▼

Fix failing test cases by reproducing the error locally, implementing a minimal fix to remove the defect, then adding regression tests to verify the fix and prevent future recurrence.

How do I fix code errors from stack traces and error logs?▼

Fix code errors from stack traces by using root-cause analysis to identify the underlying issue, then applying a minimal, well-documented fix with regression tests to ensure stability.

Can I use this debugging process for user-reported issues across different projects?▼

Yes, this debugging process is applicable to user-reported issues across projects, performing root-cause analysis, implementing minimal fixes, adding regression tests, and documenting bugs for prevention.

Why does my code need bug documentation after fixing a software defect?▼

Bug documentation after fixing a software defect records the root cause and resolution, preventing recurrence and maintaining code maintenance standards through clear regression test coverage.