smithery.ai

gha

Analyze GitHub Actions failures and identify root causes

First seen Mar 26, 2026

Installation

$ npx skills add https://smithery.ai

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Agent compatibility

Declared targets from SKILL.md / docs. Unmarked agents are not listed — the skill may still install via the CLI.

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Package contents

Files included with this skill beyond the listing page.

  • skill md SKILL.md 2,556 B
  • docs SUMMARY.md 67 B

History

  1. First seen on skills.sh
  2. First recorded snapshot · 1 installs

SKILL.md

Investigate this GitHub Actions URL: $ARGUMENTS

Use the gh CLI to analyze this workflow run. Your investigation should:

  1. Get basic info & identify actual failure:

- What workflow/job failed, when, and on which commit? - CRITICAL: Read the full logs carefully to find what SPECIFICALLY caused the exit code 1 - Distinguish between warnings/non-fatal errors vs actual failures - Look for patterns like "failing:", "fatal:", or script logic that determines when to exit 1 - If you see both "non-fatal" and "fatal" errors, focus on what actually caused the failure

  1. Check flakiness: Check the past 10-20 runs of THE EXACT SAME failing job:

- IMPORTANT: If a workflow has multiple jobs, you must check history for the SPECIFIC JOB that failed, not just the workflow - Use gh run list --workflow=<workflow-name> to get run IDs, then gh run view <run-id> --json jobs to check the specific job's status - Is this a one-time failure or recurring pattern for THIS SPECIFIC JOB? - What's the success rate for THIS JOB recently? - When did THIS JOB last pass?

  1. Identify breaking commit (if there's a pattern of failures for the specific job):

- Find the first run where THIS SPECIFIC JOB failed and the last run where it passed - Identify the commit that introduced the failure - Verify by checking: does THIS JOB fail in ALL runs after that commit? Does it pass in ALL runs before? - If verified, report the breaking commit with high confidence

  1. Root cause: Based on logs, history, and any breaking commit, what's the likely cause?

- Focus on what ACTUALLY caused the failure (not just any errors you see) - Verify your hypothesis against the logs and failure logic

  1. Check for existing fix PRs: Search for open PRs that might already address this issue:

- Use gh pr list --state open --search "<keywords>" with relevant error messages or file names - Check if any open PR modifies the failing file/workflow - If a fix PR exists, note it in your report and skip the recommendation section

Write a final report with:

  • Summary of failure (what specifically triggered the exit code 1)
  • Flakiness assessment (one-time vs recurring, success rate)
  • Breaking commit (if identified and verified)
  • Root cause analysis (based on the ACTUAL failure trigger)
  • Existing fix PR (if found - include PR number and link)
  • Recommendation (skip if fix PR already exists)