/**
 * Bind frontend dev cleanup to process lifecycle events.
 *
 * Ensures dev plugin child processes are cleaned on:
 * - SIGTERM / SIGINT
 * - graceful process drain (`beforeExit`)
 * - final process exit (`exit`, best-effort)
 */
interface Logger {
    warn?: (msg: string) => void;
}
interface BindOptions {
    processRef?: NodeJS.Process;
    logger?: Logger;
}
interface CleanupHandle {
    runCleanup: () => Promise<void>;
    dispose: () => void;
}
interface Supervisor {
    shutdown: (...args: unknown[]) => Promise<unknown>;
}
export declare function bindFrontendDevCleanup(cleanupFn: (() => Promise<void>) | undefined | null, options?: BindOptions): CleanupHandle;
export declare function wrapShutdownWithCleanup(supervisor: Supervisor | null | undefined, runCleanup: (() => Promise<void>) | undefined | null): void;
export {};
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