export type PermissionDecision = {
    approved: true;
    remember: 'once' | 'tool-session' | 'pattern-session';
    pattern?: string;
} | {
    approved: false;
    explanation: string;
};
export declare function pickPermission(opts: {
    toolName: string;
    detail: string;
    preview: string;
    patternSuggestion?: string | null;
}): Promise<PermissionDecision>;
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