Method build

core/src/tools/mod.rs:299–331

(
        workspace: String,
        command_env: Option<HashMap<String, String>>,
        artifact_limits: ArtifactStoreLimits,
        workspace_services: Arc<crate::workspace::WorkspaceServices>,
 

    }

    fn build(
        workspace: String,
        command_env: Option<HashMap<String, String>>,
        artifact_limits: ArtifactStoreLimits,
        workspace_services: Arc<crate::workspace::WorkspaceServices>,
    ) -> Self {
        let workspace_path = PathBuf::from(&workspace);
        let command_env = command_env.map(Arc::new);
        let registry = Arc::new(ToolRegistry::with_artifact_limits_and_workspace_services(
            workspace_path.clone(),
            artifact_limits,
            Arc::clone(&workspace_services),
        ));
        if let Some(env) = command_env.clone() {
            registry.set_command_env(env);
        }

        // Register native Rust built-in tools — only those whose required
        // workspace capability is available, so the model never sees a tool
        // the backend cannot service.
        builtin::register_builtins(&registry, &workspace_services.capabilities());
        // Batch tool requires Arc<ToolRegistry>, registered separately
        builtin::register_batch(&registry);
        builtin::register_program(&registry);

        Self {
            workspace: workspace_path,
            registry,
            file_history: Arc::new(FileHistory::new(500)),
            command_env,
            workspace_services,
        }
    }

    fn check_workspace_boundary(
        name: &str,