Module base 

Tool Base Trait and Types

This module defines the core Tool trait that all tools must implement. It provides a unified interface for tool execution with:

• Name and description for identification
• JSON Schema for input validation
• Async execution with context
• Permission checking
• Configurable options

Requirements: 1.1, 1.2

Structs

PermissionCheckResult

Result of a permission check

Enums

PermissionBehavior

Permission check behavior

Traits

Tool

Tool trait - the core interface for all tools