LocalAssetStorageStrategy

class LocalAssetStorageStrategy implements AssetStorageStrategy {    toAbsoluteUrl: ((reqest: Request, identifier: string) => string) | undefined;    constructor(uploadPath: string, toAbsoluteUrlFn?: (reqest: Request, identifier: string) => string)    writeFileFromStream(fileName: string, data: ReadStream, encoding?: BufferEncoding | null) => Promise<string>;    writeFileFromBuffer(fileName: string, data: Buffer) => Promise<string>;    fileExists(fileName: string) => Promise<boolean>;    readFileToBuffer(identifier: string) => Promise<Buffer>;    readFileToStream(identifier: string, encoding?: BufferEncoding | null) => Promise<Stream>;    deleteFile(identifier: string) => Promise<void>;}