collection added

src/routes/v1/collectionRoutes.js

@@ -11,21 +11,27 @@ const storage = multer.diskStorage({
     cb(null, path.join(__dirname, "../../../uploads/cars"));
   },
   filename: function (req, file, cb) {
-    // Prepend a timestamp to avoid name collisions
+    // Always give it a timestamp-based name + the correct extension
-    const uniqueName = `${Date.now()}-${file.originalname}`;
+    // (don’t trust file.originalname if it’s a data:URI blob)
+    let ext = ".jpg";
+    if (file.mimetype === "image/png") {
+      ext = ".png";
+    } else if (file.mimetype === "image/jpeg") {
+      ext = ".jpg";
+    }
+
+    const uniqueName = `${Date.now()}${ext}`;
     cb(null, uniqueName);
   },
 });
 
-const allowedMimeTypes = new Set([
+const allowedMimeTypes = new Set(["image/jpeg", "image/png", "image/jpg"]);
-  "image/jpeg",
-  "image/png",
-  "image/jpg",
-]);
 
 const upload = multer({
-  storage,
+  storage: storage,
-  limits: { fileSize: 5 * 1024 * 1024 },
+  limits: {
+    fileSize: 5 * 1024 * 1024, // max 5 MB
+  },
   fileFilter: (req, file, cb) => {
     if (!allowedMimeTypes.has(file.mimetype)) {
       return cb(new Error("Only JPG/JPEG/PNG images are allowed"), false);