/**
 * Logging primitives for the CLI: coloured headers, status lines, spinners.
 *
 * Wraps picocolors + ora behind a thin interface so the rest of the CLI imports
 * a single module. Honours `--no-color` (picocolors respects FORCE_COLOR / NO_COLOR
 * automatically) and degrades gracefully when stdout is not a TTY.
 */
/** Whether stdout is a TTY (used to suppress spinners in pipes / CI). */
export declare const isTty: boolean;
export declare const colors: import("picocolors/types.js").Colors & {
    createColors: (enabled?: boolean) => import("picocolors/types.js").Colors;
};
export declare function header(title: string): void;
export declare function info(message: string): void;
export declare function ok(message: string): void;
export declare function warn(message: string): void;
export declare function err(message: string): void;
export declare function dim(message: string): void;
/**
 * Spinner for a short async operation. Falls back to a plain "› message …" line
 * when stdout is not a TTY.
 */
export declare function withSpinner<T>(message: string, task: () => Promise<T>): Promise<T>;
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