Shared Setup Patterns

Provides reusable templates and patterns for project setup with good token optimization rationale

• +Clearly documents shared patterns to avoid duplication across multiple commands
• +Explicitly states token savings and design rationale for reuse
• +Covers essential setup concerns: security hooks, framework detection, and structure templates
• -References external template files without including actual content or examples
• -Overly broad permissions (network, shell) for a patterns/templates skill with no clear usage justification