import { Injectable } from "@nestjs/common"; export interface UploadResult { filename: string; originalname: string; size: number; savedAt: string; } @Injectable() export class FilesService { processUpload(file: Express.Multer.File): UploadResult { return { filename: file.filename, originalname: file.originalname, size: file.size, savedAt: new Date().toISOString(), }; } }