export interface BridgeOptions {
    tempDir?: string;
    timeoutMs?: number;
}
export interface CommandResult {
    success: boolean;
    data?: unknown;
    error?: string;
}
export declare function getTempDir(options?: BridgeOptions): string;
/**
 * Send a command (ExtendScript) to the CEP plugin and wait for a response.
 *
 * Protocol:
 * 1. Write script to <tempDir>/cmd_<id>.jsx
 * 2. CEP plugin picks it up, executes, writes result to <tempDir>/res_<id>.json
 * 3. We poll for the response file and parse it.
 */
export declare function sendCommand(script: string, options?: BridgeOptions): Promise<CommandResult>;
/**
 * Send a raw/custom ExtendScript allowing all patterns (for LLM-authored scripts).
 * Still enforces size limit. The script should already include helpers via buildToolScript.
 */
export declare function sendRawCommand(script: string, options?: BridgeOptions): Promise<CommandResult>;
/**
 * Clean up any stale command/response files from the temp directory.
 */
export declare function cleanupTempDir(options?: BridgeOptions): void;
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