/**
 * @purpose Simplified closeContractThread instruction wrapper
 *
 * Thin convenience wrapper around Codama-generated closeContractThread instruction.
 * Closes a per-contract automation thread and reclaims rent.
 */
import { type Address } from '@solana/kit';
import { type SdkConfig } from '../utils/config';
import { type UniversalSigner } from '../utils/signer';
import { prepareInstructions } from '../utils/instructions';
/**
 * Parameters for closing a contract automation thread
 */
export interface CloseContractThreadParams {
    /**
     * Contract owner (must be the contract's owner)
     * Accepts string address, web3.js Keypair, or @solana/kit signer
     */
    owner: UniversalSigner;
    /** Contract address whose thread to close */
    contract: Address | string;
    /**
     * Sets compute units to allocate for the transaction.
     * @example 400000
     */
    computeUnits?: number;
}
/**
 * Close a contract's automation thread and all of its fibers, reclaiming
 * rent to the owner.
 *
 * @param params - Thread closing parameters
 * @param config - Optional SDK configuration overrides
 * @returns Kit instruction (or web3.js if PublicKey in config)
 */
export declare function closeContractThread(params: CloseContractThreadParams, config?: Partial<SdkConfig>): Promise<ReturnType<typeof prepareInstructions>>;
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