/**
 * Gate baseline save / compare per §10 P6.
 *
 * --gate-save writes the current Signal set to the SQLite-backed
 * graph_baseline_signals table.
 * --gate-compare diffs current vs baseline; non-zero exit on
 * regression. Comparison is fingerprint-based: rule + file + line +
 * message identifies a finding.
 */
import type { GraphBaselineRepo } from './persistence/baseline-repo.js';
import type { Signal } from '@opensip-tools/core';
export { fingerprintSignal } from './fingerprint-signal.js';
export interface GateCompareResult {
    readonly degraded: boolean;
    readonly newSignals: readonly Signal[];
    readonly resolvedFingerprints: readonly string[];
}
export declare function saveBaseline(signals: readonly Signal[], repo: GraphBaselineRepo): void;
export declare function compareToBaseline(signals: readonly Signal[], repo: GraphBaselineRepo): GateCompareResult;
//# sourceMappingURL=gate.d.ts.map