Function register_tool_request_intercept 

pub fn register_tool_request_intercept(
    name: &str,
    priority: i32,
    break_chain: bool,
    callable: ToolInterceptFn,
) -> Result<()>

Register a global tool request intercept. Request intercepts can rewrite tool arguments before execution.

Parameters

• name: Unique middleware name in the global registry.
• priority: Lower values run earlier in the chain.
• break_chain: Whether the intercept should stop later request intercepts after it returns.
• callable: Intercept callback stored under name.

Returns

A Result that is Ok(()) when the intercept was registered.

Errors

Returns FlowError::AlreadyExists when the name is already in use or an internal error if the runtime state cannot be updated.