feat: enhance file upload process with temporary file handling, improved error management, and metrics logging

src/routes/files.ts

@@ -1,9 +1,9 @@
 import { findFileByPublicId } from '../db/files';
+import { fileInfoCache } from '../utils/cache';
 import { formatCreatedAt, getErrorMessage } from '../utils/file';
 import logger from '../utils/logger';
 import { checkRateLimit } from '../utils/rateLimit';
 import { getBot } from '../utils/telegram';
-import { fileInfoCache } from '../utils/cache';
 
 type RequestWithParams = Request & {
   params?: {