Update server.js

server.js

@@ -1,48 +1,47 @@
-import express from 'express';
-import multer from 'multer';
-import sharp from 'sharp';
-import path from 'path';
-import fs from 'fs';
+import express from "express";
+import multer from "multer";
+import sharp from "sharp";
+import fs from "fs";
+import path from "path";
 
 const app = express();
-const port = process.env.PORT || 7860;
-
-// Create /tmp/uploads folder (Hugging Face allows this path)
-const uploadFolder = '/tmp/uploads';
-if (!fs.existsSync(uploadFolder)) {
-    fs.mkdirSync(uploadFolder, { recursive: true });
-}
-
-// Multer storage: keep original name
-const storage = multer.diskStorage({
-    destination: (req, file, cb) => cb(null, uploadFolder),
-    filename: (req, file, cb) => cb(null, file.originalname)
-});
 
-const upload = multer({ storage });
+// Use /tmp for uploads (writable on Hugging Face)
+const upload = multer({ dest: "/tmp/uploads" });
 
-// Handle POST upload
-app.post('/convert', upload.single('file'), async (req, res) => {
+app.post("/convert", upload.single("file"), async (req, res) => {
     try {
-        const originalFile = req.file;
-        const ext = path.extname(originalFile.originalname);
-        const nameWithoutExt = path.basename(originalFile.originalname, ext);
-        const outputPath = path.join(uploadFolder, `${nameWithoutExt}.png`);
-
-        // Convert to PNG (lossless)
-        await sharp(originalFile.path)
-            .png({ compressionLevel: 0 })
+        if (!req.file) {
+            return res.status(400).send("No file uploaded");
+        }
+
+        // Get original name without extension
+        const originalName = path.parse(req.file.originalname).name;
+        const outputFileName = `${originalName}.jpg`;
+        const outputPath = path.join("/tmp", outputFileName);
+
+        // Convert to JPG
+        await sharp(req.file.path)
+            .toFormat("jpeg")
             .toFile(outputPath);
 
-        // Send back as file
-        res.setHeader('Content-Disposition', `attachment; filename="${nameWithoutExt}.png"`);
-        res.sendFile(outputPath);
+        // Send file directly as download
+        res.setHeader("Content-Type", "image/jpeg");
+        res.setHeader("Content-Disposition", `attachment; filename="${outputFileName}"`);
+
+        const fileStream = fs.createReadStream(outputPath);
+        fileStream.pipe(res);
+
+        fileStream.on("close", () => {
+            fs.unlinkSync(req.file.path);
+            fs.unlinkSync(outputPath);
+        });
+
     } catch (error) {
         console.error(error);
-        res.status(500).json({ error: 'Conversion failed' });
+        res.status(500).send("Conversion failed");
     }
 });
 
-app.listen(port, () => {
-    console.log(`✅ Server running on port ${port}`);
-});
+const PORT = process.env.PORT || 7860;
+app.listen(PORT, () => console.log(`Server running on port ${PORT}`));