Module approval 

Approval gate: interactive confirmation before executing mutating or dangerous tools.

Three modes:

• Auto: execute everything without asking (trust the AI).
• Ask (default): pause before mutating/dangerous operations.
• Strict: pause before every tool call.

Structs

ApprovalRequest

A human-readable summary of what is about to happen.

Enums

ApprovalAnswer

User’s response to an approval prompt.

ApproveMode

Approval mode controlling when the user is prompted.

RiskLevel

Risk level assigned to each tool operation.

Functions

build_approval_request

Convenience function: build request and prompt user.

needs_approval

Determine whether approval is needed given the mode and risk level.

prompt_approval

Display the approval prompt and wait for user input. Returns the user’s answer.