import type { Envelope } from './types.js';
export declare class EnvelopeViolation extends Error {
    readonly code: string;
    readonly metadata: Record<string, unknown>;
    constructor(message: string, code: string, metadata?: Record<string, unknown>);
}
export declare class EnvelopeEnforcer {
    check(envelope: Envelope | null | undefined, toolName: string, args: unknown): void;
    private checkExpiry;
    private checkDestination;
    private checkRawConnectors;
    private checkMemoryScopes;
    private checkTier;
}
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