Module handler 

The tool handler trait and the registry dispatch looks tools up in.

Structs

Tool

A tool with its handler.

ToolRegistry

The tools in their tools/list order.

Traits

JsonToolHandler 🔒

A ToolHandler taking its arguments as JSON, so that one registry holds every tool.

ToolHandler

Implements one tool. S is the application state the protocol layer passes through, such as the database pool, config and validator client.