/** Modules app_pi_clean.py imports — kept in sync with requirements_pi_unified.txt. */
export declare const VISION_REQUIRED_MODULES: string[];
export declare function findSchedulerPath(): Promise<string | null>;
export declare function findRobotSupervisorPath(): Promise<string | null>;
export declare function findVisionPath(): Promise<string | null>;
export declare function findVisionAudioPath(): Promise<string | null>;
export declare function findVisionMotorPath(): Promise<string | null>;
export declare function findConversationPath(): Promise<string | null>;
export declare function findScreenRuntimePath(): Promise<string | null>;
export declare function findPython(): string;
/**
 * Ensure a robot-side script's Python deps are importable, installing them
 * from a requirements file (next to the script) if not. Returns false — with
 * a message already printed — if deps are still missing after the install
 * attempt, so callers can bail out before hitting a raw traceback.
 *
 * Defaults match preview_agent.py; pass `modules`/`reqFile` for other scripts
 * (e.g. app_pi_clean.py + requirements_pi_unified.txt).
 */
export declare function ensurePythonDeps(python: string, scriptPath: string, modules?: string[], reqFile?: string): boolean;
/**
 * Create and maintain the isolated robot runtime at ~/.robopark/venv.
 * System site packages stay visible so Pi apt packages such as OpenCV,
 * PyAudio and Picamera2 do not need to be rebuilt by pip on ARM.
 */
export declare function prepareRobotPython(basePython: string, scriptPath: string, modules?: string[], reqFile?: string): string | null;