export declare const USER_TRUST_LEVELS: readonly ["observe", "suggest", "confirm", "auto"];
export type UserTrustLevel = typeof USER_TRUST_LEVELS[number];
export declare const DEFAULT_USER_TRUST_LEVEL: UserTrustLevel;
export type UserTrustPolicy = {
    principalId: string;
    defaultActionLevel: UserTrustLevel;
    updatedAt?: string;
};
export declare function isUserTrustLevel(value: unknown): value is UserTrustLevel;
export declare function resolveAutomationSafetyForTrust(level: UserTrustLevel, requested: 'suggest_only' | 'ask_before_apply' | 'auto_apply' | undefined): 'suggest_only' | 'ask_before_apply' | 'auto_apply';
export declare function buildActionTrustPrompt(level: UserTrustLevel): string;