Skill: Verify Resource Existence

Goal

Avoid creating duplicate or incorrect files by exhaustively confirming the resource does not already exist.

Use This Skill When

• You are about to create a new file or package because a reference is missing.
• You see Module not found or missing import errors.
• The user insists the resource exists but you cannot find it.

Do Not Use This Skill When

• The user explicitly asked to create a new resource from scratch.