import type { LearningDecision } from "../autonomy/contracts.ts";
export type DurableChangeLayer = "memory" | "skill" | "prompt" | "extension" | "tool" | "script" | "settings" | "source";
export interface DurableChangeProposal {
    id: string;
    layer: DurableChangeLayer;
    summary: string;
    evidenceIds?: readonly string[];
    rollbackPlan?: string;
}
export interface LearningGateSettings {
    enabled: boolean;
    autoApplyEnabled: boolean;
    confidenceThreshold: number;
    minObservations: number;
    allowedAutoApplyLayers: readonly DurableChangeLayer[];
    requireRollbackPlan?: boolean;
    requireEvidence?: boolean;
    /** default: false — a memory_replace/memory_remove (supersedes/deletes an existing fact) stays an
     * approval-gated proposal even when otherwise eligible, unless explicitly opted in. */
    autoApplySupersessions?: boolean;
}
export declare function evaluateLearningDecision(args: {
    proposal: DurableChangeProposal;
    confidence: number;
    observations: number;
    contradictions: number;
    settings: LearningGateSettings;
    now?: string;
}): LearningDecision;
export declare function isLearningDecision(value: unknown): value is LearningDecision;
export declare function cloneLearningDecisionForStorage(decision: LearningDecision): LearningDecision;
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