Claude Win11 Speckit Update Skill

SpecKit Safe Update - Claude Code Skill

Safe updates for GitHub SpecKit installations, preserving your customizations.

Overview

This Claude Code skill provides a safe, automated way to update SpecKit templates, commands, and scripts while preserving user customizations, eliminating the need for destructive `specify init --force` updates.

Features

• Smart Merge with Frictionless Onboarding (New in v0.6.0): Automatic version detection and intelligent 3-way merge
  • Zero conflicts for first-time users with unmodified SpecKit installations (was ~15)
  • Fingerprint-based version detection: Fast signature check (<100ms) identifies installed SpecKit version automatically
  • Intelligent 3-way merge: Section-level semantic understanding reduces conflicts from ~15 to 0-2
  • No user configuration: Fully automatic operation, works out of the box
• Automatic SpecKit Installation (v0.4.0): Offers to install SpecKit in non-SpecKit projects with one command
• Customization Preservation: Automatically detects and preserves your customized files
• Smart Conflict Resolution: Intelligent two-tier conflict handling
  • Small files (≤100 lines): Git conflict markers with VSCode CodeLens integration
  • Large files (>100 lines): Side-by-side Markdown diff files for easier review
• False Positive Detection: Auto-resolves conflicts where files are identical to upstream
• Conversational Approval: Two-step workflow designed for Claude Code
• Version Tracking: Maintains manifest with file hashes and version information
• Automatic Backups: Creates timestamped backups with retention management
• Fail-Fast with Rollback: Automatic rollback on failure, preserves diff files for debugging
• Dry-Run Mode: Check what would change before applying updates
• Constitution Integration: Seamless integration with /speckit.constitution command
• Welcome Experience: First-time installs show helpful next steps

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