update-gitignore

Context

• Project guidelines: @CLAUDE.md
• Operating system: !uname -s
• Existing .gitignore status: !test -f .gitignore && echo ".gitignore found" || echo ".gitignore not found"
• Project files: Analyze repository structure to detect technologies
• Available templates: !curl -sL https://www.toptal.com/developers/gitignore/api/list

Phase 1: Technology Detection

Goal: Identify operating systems and technologies to include in .gitignore

Actions:

1. Detect operating systems and technologies from context
2. Combine detected platforms with $ARGUMENTS into the generator request (e.g. <os>,<language>,<tool>)

Phase 2: Generate or Update .gitignore

Goal: Create or update .gitignore file using Toptal API

Actions:

1. Generate or update .gitignore using the Toptal API
2. Preserve existing custom sections when updating .gitignore
3. Retain all custom rules from existing file

Phase 3: Confirmation

Goal: Present changes for user review

Actions:

1. Show the repository changes (diff) to confirm the update
2. Present the resulting diff for user confirmation