/**
 * detect-secrets-scan.ts - Filesystem walking and pattern-matching scan logic
 * for the detect-secrets MCP tool handler.
 */
import type { SecretFinding } from './detect-secrets-types.js';
export declare function scanForSecrets(targetPath: string, secretTypes: string[], excludePatterns: string[], includeEntropy: boolean, entropyThreshold: number): Promise<{
    findings: SecretFinding[];
    scanStats: {
        filesScanned: number;
        linesScanned: number;
    };
}>;
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