Module error 

Framework error types that serialize to JSON responses.

Every handler in an atrg application returns Result<impl IntoResponse, AtrgError>. Errors are automatically converted to JSON with the shape:

{ "error": "<code>", "message": "<human readable>" }

Enums

AtrgError

Unified error type for atrg handlers.

Type Aliases

AtrgResult

Convenience alias used throughout the framework.