Sync Product Specs Skill

Keeps specs/product_specs.md synchronized with product decisions made during sessions.

File Locations

• Target: Product specs (may be single file or directory)
  • Single file: specs/product_specs.md
  • Directory: specs/product_specs/ (content split across files)
• Context: Current session history

Detection: Check for single file first (takes precedence), then directory.

When to Trigger