fix the upload issue and add driver license upload

apps/api/src/lib/storage.ts

@@ -2,7 +2,19 @@ import fs from 'fs'
 import path from 'path'
 import crypto from 'crypto'
 
-const STORAGE_ROOT = path.resolve(__dirname, 'storage')
+const DEFAULT_STORAGE_ROOT = path.resolve(__dirname, '..', '..', 'storage')
+
+export function getStorageRoot(): string {
+  return process.env.FILE_STORAGE_ROOT
+    ? path.resolve(process.env.FILE_STORAGE_ROOT)
+    : DEFAULT_STORAGE_ROOT
+}
+
+function ensureStorageRoot(): string {
+  const storageRoot = getStorageRoot()
+  fs.mkdirSync(storageRoot, { recursive: true })
+  return storageRoot
+}
 
 function getApiBase(): string {
   return (process.env.API_URL ?? 'http://localhost:4000').replace(/\/$/, '')
@@ -13,7 +25,8 @@ export async function uploadImage(
   folder: string,
   publicId?: string
 ): Promise<string> {
-  const folderPath = path.join(STORAGE_ROOT, folder)
+  const storageRoot = ensureStorageRoot()
+  const folderPath = path.join(storageRoot, folder)
   fs.mkdirSync(folderPath, { recursive: true })
 
   const filename = publicId
@@ -26,10 +39,11 @@ export async function uploadImage(
 }
 
 export async function deleteImage(imageUrl: string): Promise<void> {
+  const storageRoot = getStorageRoot()
   const marker = '/storage/'
   const idx = imageUrl.indexOf(marker)
   if (idx === -1) return
   const relative = imageUrl.slice(idx + marker.length)
-  const filePath = path.join(STORAGE_ROOT, relative)
+  const filePath = path.join(storageRoot, relative)
   if (fs.existsSync(filePath)) fs.unlinkSync(filePath)
 }