gh-slimify

gh-slimify Plugin

Automatically detect and migrate GitHub Actions to ubuntu-slim for cost-efficient CI.

Commands

Scan

• gh-slimify workflow scan — Scan workflows for migration candidates

Fix

• gh-slimify workflow fix — Migrate eligible jobs to ubuntu-slim

Usage Examples

• "Scan all workflows for ubuntu-slim migration"
• "Fix workflows automatically"
• "Skip duration check for faster scan"

Installation

gh extension install fchimpan/gh-slimify

Examples

# Scan specific workflow
gh slimify .github/workflows/ci.yml

# Scan all workflows
gh slimify --all

# Fix eligible jobs
gh slimify fix .github/workflows/ci.yml

# Fix all with force (include jobs with warnings)
gh slimify fix --all --force

# Skip duration check
gh slimify --all --skip-duration

# JSON output for CI
gh slimify --json --all

Key Features

• Auto-detects migration eligibility
• Skips Docker/service container jobs
• Checks execution time (max 15 min)
• Safe/warning/ineligible classification
• JSON output for automation
• Blocked-pattern enforcement