export declare const CAPSULE_ROOT: string;
export interface CapsuleManifest {
    schemaVersion: 1;
    capsuleId: string;
    project: string;
    label: string;
    description?: string;
    createdAt: string;
    signedBy?: string;
    signature?: string;
    files: Array<{
        rel: string;
        sizeBytes: number;
        gzBytes: number;
        sha256: string;
    }>;
    totalSizeBytes: number;
    totalGzBytes: number;
}
export interface CapsuleMeta {
    capsuleId: string;
    path: string;
    label: string;
    description?: string;
    createdAt: string;
    sizeBytes: number;
    signedBy?: string;
    signature?: string;
    fileCount: number;
}
export interface CapsuleDiffMinimal {
    onlyInA: string[];
    onlyInB: string[];
    changed: string[];
    unchanged: string[];
    stats: {
        addedCount: number;
        removedCount: number;
        changedCount: number;
    };
}
export declare class BrainTimeCapsule {
    /** Freeze the current brain state into a labeled capsule. */
    freeze(project: string, label: string, opts?: {
        description?: string;
        signedBy?: string;
    }): Promise<{
        capsuleId: string;
        path: string;
        sizeBytes: number;
    }>;
    /** List all capsules for a project, newest first. */
    list(project: string): Promise<CapsuleMeta[]>;
    /** Inspect a capsule without restoring. Returns manifest + a small sample. */
    inspect(capsuleId: string): Promise<{
        manifest: CapsuleManifest;
        sample: Record<string, string>;
    }>;
    /**
     * Restore a capsule into the active brain. Backs up current state first into
     * an auto-named pre-restore capsule (so the operation is reversible).
     */
    restore(capsuleId: string, opts?: {
        into?: string;
    }): Promise<{
        restoredAt: string;
        replacedFiles: string[];
    }>;
    /**
     * High-level diff between two capsules. For semantic / entity-level diffing,
     * call BrainDiff.diff() directly — this is a fast file-level summary.
     */
    diff(capsuleA: string, capsuleB: string): Promise<CapsuleDiffMinimal>;
    /** Append a signature line to the manifest. No crypto verification — stub. */
    seal(capsuleId: string, signature: string): Promise<void>;
    private resolveCapsule;
}
export declare function getBrainTimeCapsule(): BrainTimeCapsule;
export declare function resetBrainTimeCapsuleForTests(): void;
//# sourceMappingURL=brain-time-capsule.d.ts.map