Method with_auto_parallel_delegation

core/src/agent_api/session_options.rs:541–547

Globally enable or disable automatic parallel child-agent fan-out. Manual `parallel_task` calls remain available when this is false.

(mut self, enabled: bool)

    ///
    /// Manual `parallel_task` calls remain available when this is false.
    pub fn with_auto_parallel_delegation(mut self, enabled: bool) -> Self {
        if let Some(config) = &mut self.auto_delegation {
            config.auto_parallel = enabled;
        }
        self.auto_parallel_delegation = Some(enabled);
        self
    }

    /// Set slot-based system prompt customization for this session.
    ///