export declare function armFileUploadViaPlaywright(opts: { cdpUrl: string; targetId?: string; paths?: string[]; timeoutMs?: number; }): Promise; export declare function armDialogViaPlaywright(opts: { cdpUrl: string; targetId?: string; accept: boolean; promptText?: string; timeoutMs?: number; }): Promise; export declare function waitForDownloadViaPlaywright(opts: { cdpUrl: string; targetId?: string; path?: string; timeoutMs?: number; }): Promise<{ url: string; suggestedFilename: string; path: string; }>; export declare function downloadViaPlaywright(opts: { cdpUrl: string; targetId?: string; ref: string; path: string; timeoutMs?: number; }): Promise<{ url: string; suggestedFilename: string; path: string; }>;