import type { AnyDb } from '../dialect.js';
import type { StorageAdapter } from './index.js';
/**
 * Delete a logical file: its transform-cache derivatives (under
 * `${fileId}__transforms/`), the original object, and the file-meta row.
 *
 * All deletion goes through this helper so the model stays addable to a future
 * blob/file split (see file-meta.ts header) — never inline `adapter.delete`.
 */
export declare function deleteFileWithDerivatives(adapter: StorageAdapter, db: AnyDb, fileId: string): Promise<void>;
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