Add full project files

middlewares/upload.js

@@ -0,0 +1,24 @@
+const multer = require('multer');
+const path = require('path');
+const fs = require('fs-extra');
+
+const uploadDir = path.join(__dirname, '../storage/posts');
+fs.ensureDirSync(uploadDir); // مطمئن میشه مسیر وجود داره
+
+const storage = multer.diskStorage({
+  destination: (req, file, cb) => cb(null, uploadDir),
+  filename: (req, file, cb) => {
+    const ext = path.extname(file.originalname);
+    const name = file.originalname.replace(ext, '').replace(/\s/g, '_');
+    cb(null, `${Date.now()}-${name}${ext}`);
+  }
+});
+
+const fileFilter = (req, file, cb) => {
+  if (!file.mimetype.startsWith('image/')) return cb(new Error('فقط تصاویر مجاز است'));
+  cb(null, true);
+};
+
+const upload = multer({ storage, fileFilter, limits: { files: 10 } }); // حداکثر ۱۰ فایل
+
+module.exports = upload;