import type { DbOperation } from './types.ts';
interface SignupParams {
    username: string;
    password: string;
    password_confirm?: string;
}
interface SignupResult {
    id: number;
    username: string;
    created_at: Date;
}
/**
 * Create a new user account
 * @param client Database client
 * @param params Signup parameters
 * @returns The created user (without password hash)
 * @throws Error if username already exists or validation fails
 */
export declare const signup: DbOperation<[SignupParams], SignupResult>;
export {};
//# sourceMappingURL=signup.d.ts.map