interface Layer {
    name: string;
    type: string;
    color?: string;
    thickness?: number;
    material?: string;
    epsilon_r?: number;
    loss_tangent?: number;
}
interface Stackup {
    layers: Layer[];
    copperFinish: string;
    dielectricConstraints: boolean;
}
interface Result<T, E = Error> {
    success: boolean;
    data?: T;
    error?: E;
}
export declare function extractStackup(pcbFilePath: string, forceReparse?: boolean): Promise<Result<Stackup>>;
export declare function generateStackupSvgString(pcbFilePath: string): Promise<string | null>;
export declare function generateStackupSvgFromFile(pcbFilePath: string): Promise<string>;
export {};
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