make backend file

make.bat

@@ -1 +1 @@
-pkg backend_proxy.cjs --targets node18-win-x64 --output webftp-backend.exe 
+pkg backend_proxy.cjs --targets node18-win-x64 --output .\public\webftp-backend.exe 

package.json

@@ -5,7 +5,7 @@
   "type": "module",
   "scripts": {
     "dev": "vite",
-    "build": "vite build",
+    "build": "pkg backend_proxy.cjs --targets node18-win-x64 --output public/webftp-backend.exe && vite build",
     "preview": "vite preview",
     "proxy": "node backend_proxy.cjs"
   },
@@ -20,6 +20,7 @@
   "devDependencies": {
     "@types/node": "^22.14.0",
     "@vitejs/plugin-react": "^5.0.0",
+    "pkg": "^5.8.1",
     "typescript": "~5.8.2",
     "vite": "^6.2.0"
   }