export declare function getFileHash(filePath: string): string;
export declare function clearCache(): void;
export declare function detectInnerCopperLayers(pcbFile: string): string[];
export interface BBox {
    minX: number;
    minY: number;
    maxX: number;
    maxY: number;
}
export declare function computeSvgBBox(svgContent: string, padding?: number): BBox | null;
export declare function cropSvg(svgContent: string, padding?: number): string;
export declare function cropSvgToBBox(svgContent: string, bbox: BBox): string;
export declare function executeKicadSvgExport(layer: string, pcbFile: string, theme?: string): Promise<string>;
export declare function createTempFilePath(prefix: string, suffix: string): string;
export declare function parseHexColor(hexColor: string): {
    r: number;
    g: number;
    b: number;
};
export declare function sanitizeSvg(svgContent: string): string;
export declare function executeKicadSvgExportCached(layer: string, pcbFile: string, theme?: string): Promise<string>;
export declare function cleanupTempFiles(filePaths: string[]): number;
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